for which points is the y coordinate greater than 0​

The Sharpe Ratio of stock A is 0.38.

The analyst predicts that stock A will have an expected return of 11.1% and a standard deviation of 21.7% next year. The risk-free rate is 3.2%. Calculate the Sharpe Ratio of stock A.

The Sharpe Ratio, we need to subtract the risk-free rate of return from the expected return of the stock and then divide the result by the standard deviation of the stock's returns.

Expected return of stock A = 11.1%

Standard deviation of stock A = 21.7%

Risk-free rate = 3.2%

First, let's calculate the excess return of stock A by subtracting the risk-free rate from the expected return:

Excess return = Expected return of stock A - Risk-free rate

             = 11.1% - 3.2%

             = 7.9%

Next, we can calculate the Sharpe Ratio by dividing the excess return by the standard deviation of stock A:

Sharpe Ratio = Excess return / Standard deviation of stock A

            = 7.9% / 21.7%

            ≈ 0.3636

Rounding the Sharpe Ratio to two decimal places, we get:

Sharpe Ratio ≈ 0.36

Therefore, the Sharpe Ratio of stock A is approximately 0.36.

The Sharpe Ratio is a measure of the excess return per unit of risk. It indicates how much return an investor is receiving for the amount of risk they are taking. A higher Sharpe Ratio implies a better risk-adjusted performance.

In this case, the analyst estimated that stock A will have an expected return of 11.1% next year. The risk-free rate is 3.2%. By subtracting the risk-free rate from the expected return, we calculate the excess return of stock A, which is 7.9%.

The standard deviation of stock A is estimated to be 21.7%. This measures the volatility or risk associated with the stock's returns.

Finally, we divide the excess return by the standard deviation to obtain the Sharpe Ratio. The result, approximately 0.36, indicates that for each unit of risk (as measured by the standard deviation), the investor can expect to earn an excess return of 0.36 units.

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Answer:

£68

Step-by-step explanation:

Width of one tile = 20cm

Calculate how many tiles you need to fit the width of the wall:

width of wall ÷ width of tile = 300 ÷ 20 = 15 tiles wide

Height of one tile = 25cm

Calculate how many tiles you need to fit the height of the wall:

height of wall ÷ height of tile = 250 ÷ 25 = 10 tiles high

Therefore, total tiles needed = 15 x 10 = 150 tiles

If there are 20 tiles in each box,  

total tiles ÷ 20 = 150 ÷ 20 = 7.5 boxes

So we need to round this UP to 8 boxes (else we won't have enough tiles)

Therefore, 8 boxes of tiles at £8.50 per box:

Total cost = 8 x 8.50 = £68

Answer:

C, 5/2

Step-by-step explanation:

3 I2x -1I + 4 = 16

Isolate absolute value:

3 I2x -1I + 4 - 4 = 16 - 4

3 I2x -1I= 12

(3 I2x -1I) / 3 = 12 / 3

I2x -1I= 4

Since the question is only asking for the positive, all you need to solve for is the +4. Solve for x

2x -1 = 4

2x -1 + 1 = 4 +1

2x = 5

2x / 2 = 5 / 2

x = 5/2 or C

The pie must stay for 60 - x more minutes must the pie bake

Let the amount of time spent in the oven be x

So, we have

Total amount of time = 60 minutes

This means that

Remaining time + Amount of time spent = 60

This gives

Remaining time + x = 60

Evaluate

Remaining time = 60 - x

Hence, the pie must stay for 60 - x more minutes must the pie bake

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Answer:

Choice A

Step-by-step explanation:

It said it was right in Khan lol :)

The growth factor when water usage is increasing by 7% per year is 1.07. This means that each year, the water usage is multiplied by a factor of 1.07, resulting in a 7% increase from the previous year's usage.

To understand this, let's consider the concept of growth factor. A growth factor represents the multiplier by which a quantity increases or decreases over time. In this case, the water usage is increasing by 7% each year.

When a quantity increases by a certain percentage, we can calculate the growth factor by adding 1 to the percentage (in decimal form). In this case, 7% is equivalent to 0.07 in decimal form. Adding 1 to 0.07 gives us a growth factor of 1.07.

So, each year, the water usage is multiplied by a factor of 1.07, resulting in a 7% increase from the previous year's usage. This growth factor of 1.07 captures the rate of growth in water usage.

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The conversion of the recurring decimals 0.027 and 0.037 to fractions in its simplest form are 0.243/9 and 0.333/9

Let

the fraction = x

0.027

Multiply by 10

0.027 × 10 = x

= 0.27

Subtract 0.027 from 0.27

0.27 - 0.027 = x

0.243 = x

divide by 9

0.243/9 = x

0.037

= 0.037 × 10

= 0.37

Subtract 0.037 from 0.37

0.333 = x

divide by 9

x = 0.333/9

Hence, 0.243/9 and 0.333/9 is the fraction for the recurring decimals 0.027 and 0.037.

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Answer:

50 and 6 I’m not sure

Answer:

it is a statistical measure of the relationship between two variables that indicates the extent to which the variables change together in the same or opposite direction. Correlation does not imply causation, meaning that a correlation between two variables does not necessarily mean that one variable causes the other.

Based on this definition, the correct answer is b. Increasing values of X go with either increasing or decreasing values of Y. A correlation exists between two variables when both variables increase or decrease together. This statement captures the idea that correlation can be positive or negative, and that it reflects a linear relationship between two variables.

Step-by-step explanation:

a is wrong because it only describes positive correlation, not negative correlation.

c is wrong because it confuses correlation with consistency. Correlation does not require that higher values of X always go with higher or lower values of Y, only that they tend to do so on average.

d and f are wrong because they assume causation from correlation, which is a logical fallacy.

e is wrong because it contradicts itself. It says that increasing values of X go with increasing values of Y, which is positive correlation, but then it says that a correlation exists when both variables decrease together, which is negative correlation.

If X is correlated with Y, it implies a predictive statistical relationship between X and Y. This correlation can be positive or negative implying respective increase or decrease in values of both variables. But, this correlation doesn't prove causation.

If X is correlated with Y, it indicates a statistical relationship between the two variables, X and Y. This relationship can be positive or negative. If it is a positive correlation, as X increases, Y will also increase and similarly, as X decreases, Y will also decrease. Contrarily, in a negative correlation, as X increases, Y decreases and vice versa. However, it is important to understand that correlation does not imply causation. That is, if X and Y are correlated, it does not necessarily mean that changes in X cause changes in Y or vice versa. It only means that they move in a predictable manner relative to each other.

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Answer:

\(A=p^2-2p-3\)

Step-by-step explanation:

The area for a triangle is given by:

\(\displaystyle A=\frac{1}{2}bh\)

The base is p + 1 and the height is 2p - 6. Therefore:

\(\displaystyle A=\frac{1}{2}(p+1)(2p-6)\)

Simplify the second term:

\(\displaystyle A=(p+1)(\frac{1}{2})(2p-6)=(p+1)(p-3)\)

Distribute:

\(A=p(p-3)+1(p-3)\)

Distribute:

\(A=p^2-3p+p-3\)

Combine like terms:

\(A=p^2-2p-3\)

Given:

As, this is right angled triangle

So, the side XZ = 5.7 ( nearest to tenth)

A. GIVE ME BRAINLIST

(9t-4)(-9t-4)

Multiply each term by each term then combine like terms:

9t x -9t = -81t^2

9t x -4 = -36t

-4 x -9t = 36t

-4 x -4 = 16

-81t^2 - 36t + 36t + 16

Combine like terms:

-81t^2 + 16

The answer is the second choice.

The standard deviation of a larger sample will be closer to the standard deviation of the population than the standard deviation of a smaller sample, making it a better estimate of the population standard deviation.

In order to measure the variability or spread of a population, a population standard deviation is utilized. This is frequently unknown and estimated using the standard deviation of a random sample taken from the population. The sample standard deviation is the measure of variability for a set of data values obtained from a sample.The sample standard deviation is preferable to the population standard deviation for samples, particularly large samples. The sample standard deviation, abbreviated as "s", is used to estimate the population standard deviation, represented by the Greek letter sigma, which is unknown in this situation. The sample standard deviation is more likely to accurately reflect the true population standard deviation when it is calculated from a large sample size.Samples from populations that have a normal distribution provide the most precise estimate of the population standard deviation. If the population distribution is not normal, the sample size should be at least 30. However, for smaller samples, it is impossible to estimate the population standard deviation using the sample standard deviation. This is particularly true when the population has an atypical or unusual distribution.

In conclusion, the sample standard deviation (s) is a better estimate of the population standard deviation for large samples.

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Answer:

13 2/3 yds

Step-by-step explanation:

We know that there are 3 ft in 1 yd

41 ft * 1 yd / 3ft = 41 / 3  yds

Changing to a mixed fraction

39/3 + 2/3 yds

13 + 2/3 yds

13 2/3 yds

13 and 2 feet

Step-by-step explanation:

there are 3 feet in every yard.

Answer:

All of the following have the same solution except b + 2 = 8

Answer:

the answer is D.

Step-by-step explanation:

A.   \(50 = 5 m = 10=m\)

B.    \(x-6=4 = x=10\)

C.   \(w/5=2 = w=15\)

D. \(b+2=8 = b=6\)

hope this helps and feel free to give brainiest

Answer:

30⁰ , 60⁰ , 90⁰

Step-by-step explanation:

Let the angles x , 2x , 3x

By angle sum property:

x + 2x + 3x = 180⁰

6x = 180⁰

x = 30⁰

Angles are : 30⁰ , 60⁰ , 90⁰

Let one angle be x, the second 2x and the third 3x.

x + 2x + 3x = 180 degrees (angle sum property of a triangle)

6x = 180 degrees

x = 180/6

x = 30 degrees

So one angle is 30°, the second is 60°, and the third is 90°.

Answer: 30

Step-by-step explanation:

the formula for the area of a triangle is base times height divided by 2

A=bh/2

the base in this triangle is 15 and the height is 4

(15)(4)/2

60/2

30

Answer:0.3 there I said it

Step-by-step explanation:

Answer:

0.3

Step-by-step explanation:

a) The chance of drawing no court cards (J, Q, K, A) in a hand of 13 cards randomly drawn from a pack of 52 is approximately 0.294. b) The chance of drawing at least one ace but no other court cards in a hand of 13 cards is approximately 0.089. c) The chance of drawing at most one kind of court card (J, Q, K, A) in a hand of 13 cards is approximately 0.633.

a) To find the chance of drawing no court cards, we need to determine the number of favorable outcomes and divide it by the total number of possible outcomes. In this case, there are 36 non-court cards (52 cards - 16 court cards), and we want to draw 13 cards without any court cards. The probability can be calculated using the formula:

Probability = (number of favorable outcomes) / (total number of possible outcomes)

The number of favorable outcomes is the number of ways to choose 13 cards from the 36 non-court cards, which can be calculated using combinations. Thus, the probability is:

Probability = C(36, 13) / C(52, 13) ≈ 0.2936

b) To find the chance of drawing at least one ace but no other court cards, we need to determine the number of favorable outcomes and divide it by the total number of possible outcomes. There are 4 aces in the deck, and we want to draw at least one of them along with 12 non-court cards (36 non-court cards - 4 aces).

The probability can be calculated using the formula:

Probability = (number of favorable outcomes) / (total number of possible outcomes)

For drawing two aces, there are C(4, 2) ways to choose two aces and C(36, 11) ways to choose the remaining non-court cards.

Thus, the probability is:

Probability = [C(4, 1) * C(36, 12) + C(4, 2) * C(36, 11)] / C(52, 13) ≈ 0.0892

c) To find the chance of drawing at most one kind of court card, we need to determine the number of favorable outcomes and divide it by the total number of possible outcomes. There are 4 court cards of each kind (J, Q, K, A), and we want to draw at most one kind of court card.

The probability can be calculated using the formula:

Probability = (number of favorable outcomes) / (total number of possible outcomes)

The number of favorable outcomes is the sum of three cases: drawing no court cards, drawing only one kind of court card, and drawing one court card of each kind. We have already calculated the probability of drawing no court cards in part (a).

Thus, the probability is:

Probability = [C(36, 13) + 4 * C(36, 13) + 4 * C(36, 12)] / C

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To find the chances in a hand of 13 cards drawn randomly from a pack of 52, we can use probability. The chance of no court cards can be calculated using combinations. The probability of at least one ace but no other court cards can be found by subtracting the probability of no aces from the probability of no court cards. The probability of at most one kind of court card can be calculated by finding the probability of having zero court cards and one court card.

To find the chances in a hand of 13 cards drawn randomly from a pack of 52, we can use probability.

There are 12 court cards (J, Q, K, A) in a deck of 52 cards. So, to have no court cards in a hand, we need to select all 13 cards from the remaining 40 non-court cards. The probability can be calculated as 40C13/52C13.

To find this probability, we need to subtract the probability of having no aces from the probability of having no court cards. The probability of having no aces is 48C13/52C13, and the probability of having no court cards is 40C13/52C13. The result is the difference between these two probabilities.

To find the probability of having at most one kind of court card, we can calculate the probability of having zero court cards or one court card. The probability of having zero court cards can be calculated as 40C13/52C13, and the probability of having one court card can be calculated as 12C1 * 40C12/52C13. The sum of these two probabilities gives the probability of having at most one kind of court card.

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The three major chords built on white notes without accidentals are:

1. C major chord (C, E, G)

2. F major chord (F, A, C)

3. G major chord (G, B, D)

These chords are formed by taking the root note, skipping one white note, and adding the next white note on top. For example, in the C major chord, the notes C, E, and G are played together to create a harmonious sound.

Similarly, the F major chord is formed by playing F, A, and C, and the G major chord is formed by playing G, B, and D. These three major chords are commonly used in various musical compositions and are fundamental building blocks in music theory.

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Statement S states that if n - 10¹35 is odd and m² + 8 is even, then 3m⁴ + 9n is odd. The components of S are the hypothesis, conclusion, negation, contrapositive, and converse.

(a) The hypothesis of statement S is "n - 10¹35 is odd and m² + 8 is even."

(b) The conclusion of statement S is "3m⁴ + 9n is odd."

(c) The negation of statement S is "There exist integers m and n such that either n - 10¹35 is even or m² + 8 is odd, or both."

(d) The contrapositive of statement S is "If 3m⁴ + 9n is even, then either n - 10¹35 is even or m² + 8 is odd, or both."

(e) The converse of statement S is "If 3m⁴ + 9n is odd, then n - 10¹35 is odd and m² + 8 is even."

To show that the converse is false, we can provide a counterexample where the hypothesis is true, but the conclusion is false. For example, let m = 1 and n = 10¹35 + 1. In this case, the hypothesis is satisfied since n - 10¹35 = (10¹35 + 1) - 10¹35 = 1 is odd, and m² + 8 = 1² + 8 = 9 is even. However, the conclusion is not satisfied since 3m⁴ + 9n = 3(1)⁴ + 9(10¹35 + 1) = 3 + 9(10¹35 + 1) is even.

(f) To prove statement S, we would need to provide a logical argument that shows that whenever the hypothesis is true, the conclusion is also true.

However, without further information or mathematical relationships given, it is not possible to prove statement S.

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97.04 mg Initial mass = 48 mg, Mass after 7 weeks = 48 mg * (1/2)^(12.25) Half-life of the goo in minutes = 120 / (log(37/296) / log(1/2)) The artifact was made approximately 22920 years ago.

Question 26:

The half-life of Radium-226 is 1590 years. To determine how many milligrams will remain after 3000 years, we can use the formula:

N(t) = N₀ * (1/2)^(t/T),

where:

N(t) is the remaining amount after time t,

N₀ is the initial amount,

t is the elapsed time, and

T is the half-life.

Given that the initial amount is 200 mg, the elapsed time is 3000 years, and the half-life is 1590 years, we can substitute these values into the formula:

N(3000) = 200 * (1/2)^(3000/1590).

Calculating this, we find:

N(3000) ≈ 200 * (1/2)^(1.8862) ≈ 200 * 0.4852 ≈ 97.04.

Therefore, approximately 97.04 mg of Radium-226 will remain after 3000 years.

Question 27:

The half-life of Palladium-100 is 4 days. We can use the half-life formula again to determine the initial mass and the mass after 7 weeks.

1. Initial mass:

After 12 days, the sample of Palladium-100 has been reduced to 6 mg. We need to determine how many half-lives have passed in 12 days to find the initial mass.

t = (12 days) / (4 days/half-life) = 3 half-lives.

Let's denote the initial mass as M₀. We can use the formula:

M(t) = M₀ * (1/2)^(t/T).

Substituting the values, we have:

6 mg = M₀ * (1/2)^(3).

Solving for M₀:

M₀ = 6 mg * 2^3 = 48 mg.

Therefore, the initial mass of the sample was 48 mg.

2. Mass after 7 weeks (49 days):

To find the mass after 7 weeks, we need to determine how many half-lives have passed in 49 days:

t = (49 days) / (4 days/half-life) = 12.25 half-lives.

Using the formula, we can calculate the mass after 7 weeks:

M(49 days) = M₀ * (1/2)^(12.25).

Substituting the initial mass we found earlier:

M(49 days) = 48 mg * (1/2)^(12.25).

Calculating this value will give us the mass after 7 weeks.

Question 28:

To find the half-life of the radioactive goo, we can use the formula:

N(t) = N₀ * (1/2)^(t/T),

where N(t) is the remaining amount at time t, N₀ is the initial amount, t is the elapsed time, and T is the half-life.

Given that the initial amount is 296 grams and the amount after 120 minutes is 37 grams, we can substitute these values into the formula:

37 g = 296 g * (1/2)^(120/T).

To find the half-life T, we can rearrange the equation:

(1/2)^(120/T) = 37/296.

Taking the logarithm of both sides, we have:

120/T * log(1/2) = log(37/296).

Solving for T:

T = 120 / (log(37/296) / log(1/2)).

Calculate the value of T using this equation to find the half-life of the radioactive goo in minutes.

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Answer:

384 inches per sec^2

Step-by-step explanation:

What we need to do here is a conversion.

We shall be converting from ft per sec^2 to inches per sec^2

The key to answering this question is to know that 12 inches = 1 feet

So the only conversion necessary here is to convert 32 inches to feet

Thus, that would be 32 * 12 = 384 inches per sec^2

Answer:

384 inches per second squared

Step-by-step explanation:

Just took the test

Answer:

=

4

-

5

Step-by-step explanation:

The triengle ABC and XZY are proved to be congruent by SAS.

Congruence of triangles: Two triangles are supposed to be harmonious assuming each of the three comparing sides are equivalent and every one of the three relating angle are equivalent in measure. These triangles can be slides, pivoted, flipped and went to be seemed to be indistinguishable.

By the rule of SAS which means, Two sides are equal thhen the angle between the two sides is also equal (SAS: side, angle, side)

Here in he given triangle,

BC=YZ

AC=XZ

∠ACB=∠XZY

By SAS ΔABC≅ΔXYZ

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Answer: 4

Step-by-step explanation:

Ok, I know this is confusing but just bear with me,

You do not pick the 2 points on the line, you pick a number that is intersecting on the x axis. I chose 4. The 2 intercepts I got were -2,4. From -2, I went up 4 and right 1 which gives you a result of 4/1which equals 4

Hope you got the right answer :)

Answer:

\(( + 4h) {}^{2} \\ when \: h \: = 0 \\ (4 \times 0) {}^{2} \\ = 0\)

Logarithmic functions and exponential functions are inverse functions of each other

The value of x in the equation  log₃ (x + 5 ) = 4  is 76

The format of the logarithmic function log₃ (x + 5 ) = 4  is

solving  the equation

3⁴ = x + 5

81 = x + 5

x = 76

the solution to the equation log3 (x + 5) = 4 is x = 76.

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Answer:

6.75.

Step-by-step explanation:

Following PEMDAS, as there are no other variables, we move from right to left.  9 x 3 is 27, and 27 / 4 is 6.75.

Hope this helps!