A researcher found that 66% of a sample of 14 infants had completed the hepatitis b vaccine series. can we conclude on the basis of these data that, in the sampled population, more than 60% have completed the series? use α = 0.01.

Answer:

Its yes

Step-by-step explanation:

In a nova, there is a white dwarf, an evolving companion star, and an accretion disk surrounding the white dwarf's equator.

The galaxy is composed of so many stars. The stars are part of the outer space and they can be seen with the help of a telescope. There are so many kinds of telescope that could be used to view the outer space.

Thus, in a nova, there is a white dwarf, an evolving companion star, and an accretion disk surrounding the white dwarf's equator.

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The answer to the question is 46

The value of ∫[4 to 1] (f(x) + g(x))ⅆx cannot be determined from the information given.

To find the value of ∫[4 to 1] (f(x) + g(x))ⅆx, we need to know the sum of f(x) and g(x) over the interval [4 to 1]. However, the information provided only gives us the individual definite integrals of f(x) and g(x) over the same interval.

We are given that ∫[4 to 1] f(x)ⅆx = 8 and ∫[4 to 1] g(x)ⅆx = -2.

Now, if we add these two equations together, we get:

∫[4 to 1] (f(x) + g(x))ⅆx = ∫[4 to 1] f(x)ⅆx + ∫[4 to 1] g(x)ⅆx

Using the properties of definite integrals, we can rewrite this as:

∫[4 to 1] (f(x) + g(x))ⅆx = 8 + (-2) = 6

So, the value of ∫[4 to 1] (f(x) + g(x))ⅆx is determined to be 6 based on the given information.

Therefore, the value of ∫[4 to 1] (f(x) + g(x))ⅆx can be determined from the information given, and the correct answer is that none of the options cannot be determined from the information given.

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A certain bacteria strain needs 4 hours to double its population. If in the beginning there are 45 bacteria, after 1 day, the number of bacteria present is 2,880, after 2 days, the number of bacteria is 184,320, after 3 days, the number of bacteria is 11,796,480.

The problem can be solved using the exponential growth model.

In the given problem, the formula for the growth model is given, that is:

f(x) = 45 (64)^(x)

Where:

f(x) = total number of bacteria present after x days

To find f(x) for 1 day, 2 days, and 3 says, substitute x = 1, x = 2, and x = 3 into the formula.

f(1) = 45 (64)¹ = 2,880

f(2) = 45 (64)² = 184,320

f(3) = 45 (64)³ = 11,796,480

Hence,

after 1 day, the number of bacteria present is 2,880, after 2 days, the number of bacteria is 184,320, after 3 days, the number of bacteria is 11,796,480.

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There are 846720 different values possible for the sum of xyx and yxy.

Let's denote the three digits of xyx as a, b, and c, such that xyx = 100a + 10b + c, and the three digits of yxy as d, e, and f, such that yxy = 100d + 10e + f. Note that x and y are distinct non-zero digits, so a, b, c, d, e, and f are all distinct non-zero digits.

The sum of xyx and yxy is (100a + 10b + c) + (100d + 10e + f), which simplifies to 100(a+d) + 20(b+e) + (c+f).

We want to find how many different values are possible for the sum. Since a, b, c, d, e, and f are all distinct non-zero digits, we can consider each of them separately.

For a given value of a, there are 9 choices for d (since d cannot be equal to a), and once we have chosen d, there are 8 choices for e (since e cannot be equal to either a or d). Similarly, there are 7 choices for f (since f cannot be equal to a, d, or e).

So, for a fixed value of a, the number of possible values of the sum is the number of possible values of (100(a+d) + 20(b+e) + (c+f)), which is simply the number of possible values of (20(b+e) + (c+f)), since 100(a+d) is fixed.

There are 8 choices for b (since b cannot be equal to a), and once we have chosen b, there are 7 choices for c (since c cannot be equal to either a or b). Similarly, there are 6 choices for e (since e cannot be equal to either a, d, or b), and 5 choices for f (since f cannot be equal to either a, d, e, or c).

Therefore, the total number of possible values of the sum is:

9 × 8 × 7 × 8 × 7 × 6 × 5 = 846720

Therefore, there are 846720 different values possible for the sum of xyx and yxy.

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The results indicate that encountering sales clerks who smile could potentially increase customer purchases.

From the information given, we have that;

The four stores in the smile condition were 36, 40, 36, and 44;

To determine the t-value, we need to first calculate the mean for the control condition, we have;

Mean = 36 + 40 + 36+ 44/4

Mean =126/4

Mean = 32

Mean for the smile condition;

Mean = 39

One can employ a t-test to compare the average values of the two situations in order to scrutinize the outcomes. With a significance level of 0. 05, a two-tailed test with six degrees of freedom would require a critical t-value of around 2. 447

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78. I got it correct. Hope you could give me Brainliest! Anyway, Based on the given conditions, formulate: 65÷56 Divide a fraction by multiplying its reciprocal:65×65Cross out the common factor:13×6

Calculate the product or quotient:78. Therefore, getting 78.

Answer: 4/3

Step-by-step explanation:

Slope of the line = (y2 - y1) / ( x2 - x1)

= (4 - 0) / ( 3 - 0 )

= 4 / 3

Douglas McGregor believed that the Theory X assumptions were appropriate for traditional and authoritarian organizations.

Theory X is a management theory developed by Douglas McGregor, a management professor, and consultant. It is based on the idea that individuals dislike work and will avoid it if possible. As a result, they must be motivated, directed, and controlled to achieve organizational goals. The assumptions of Theory X are as follows:

Employees dislike work and will try to avoid it whenever possible. People must be compelled, controlled, directed, or threatened with punishment to complete work. Organizations require rigid rules and regulations to operate effectively. In conclusion, Douglas McGregor believed that Theory X assumptions were appropriate for traditional and authoritarian organizations.

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Answer:

Answer  = 21 Sacks

Step-by-step explanation:

First, we need to calculate how much flour the baker will use in 20 days:

Amount of flour used per day for 64 loaves = 64 loaves/day x 400 g/loaf = 25,600 g/day

Amount of flour used in 20 days = 25,600 g/day x 20 days = 512,000 g

Next, we need to convert the amount of flour used into kilograms:

512,000 g ÷ 1000 g/kg = 512 kg

Finally, we need to calculate the minimum number of 25 kg sacks the baker should order:

Number of 25 kg sacks = 512 kg ÷ 25 kg/sack ≈ 20.48

Since the baker cannot order a fraction of a sack, he will need to order at least 21 sacks to last him for 20 days.

Based on the line of best fit, the approximate maximum depth of a lake that has 31 miles of shoreline is; 142.968 ft

The line of best fit is defined as a straight line which is drawn to pass through a set of plotted data points to give the best and most approximate relationship that exists between such data points.

Now, we are given a table of values that shows the total shoreline in miles which will be represented on the x-axis and then the maximum depth of several area lakes which will be represented on the y-axis.

However, when the geologist found the graph, she arrived at an equation of best fit as;

y = 4.26x + 10.908.

Thus, for 31 miles of shoreline, the approximate maximum depth is;

Approximate maximum depth = 4.26(31) + 10.908.

Approximate maximum depth = 142.968 ft

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Answer:

143 feet

Step-by-step explanation:

its technically 142 and change but edmentum rounds up

The sum of the measures of the interior angles of a convex polygon can be found using the formula:

(n - 2) * 180 degrees,

where n is the number of sides of the polygon.

For a 20-gon, the number of sides is 20. Plugging this value into the formula, we get:
(20 - 2) * 180 degrees = 18 * 180 degrees = 3,240 degrees
So, the sum of the measures of the interior angles of a 20-gon is 3,240 degrees.

To find the sum of the measures of the interior angles of a convex polygon, we use the formula (n - 2) * 180 degrees, where n is the number of sides of the polygon. This formula holds true for all convex polygons. By plugging in the value of n, we can calculate the sum of the interior angles for a specific polygon. In this case, we have a 20-gon, which means we substitute n with 20 in the formula. Simplifying the equation gives us the answer of 3,240 degrees. This means that the sum of the measures of the interior angles of a 20-gon is 3,240 degrees.

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A continuous variable is defined as a variable which can take an uncountable set of values or infinite set of values.

Since time can take on any values at the interval then the data is continuous.

The number of voters that should be sampled for a confidence interval depends on the desired level of confidence and the margin of error.

A larger sample size generally leads to a smaller margin of error and a higher level of confidence in the accuracy of the results. However, the relationship between sample size and margin of error is not linear, meaning that doubling the sample size will not necessarily halve the margin of error.
To calculate the required sample size, a formula can be used that takes into account the margin of error, level of confidence, and population size.
the number of voters that should be sampled for a confidence interval depends on several factors and cannot be determined without more information.
To determine the required sample size, you can use the following formula:
n = (Z^2 * p * (1-p)) / E^2

Where:
- n is the sample size
- Z is the Z-score (usually 1.96 for a 95% confidence interval)
- p is the estimated proportion of the population (usually 0.5 for the worst-case scenario)
- E is the margin of error (in decimal form)

Hence, without the specific margin of error, we cannot provide the exact sample size needed.

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Step-by-step explanation:

square of 8 is 64 and square of the 6 is 36

8^2= 8*8=64

6^2= 6*6=36

Answer:

27

Step-by-step explanation:

Since it is addition to make the expression a perfect square, it would not be as direct

√9577 = 97.86214794

we round off to the nearest whole number, since we need a perfect square number

therefore it would be 98

98² = 9604, the perfect square number we'll get after adding to 9577

therefore amount needed to add= 9604-9577= 27

(a)The percentage of employees who will experience lost-time accidents in both years is 21.75%. (b)The percentage of employees who will suffer at least one lost-time accident over the two-year period is 24.75%.

A company studied the number of lost-time accidents occurring at its Brownsville, Texas, plant. Historical records show that 9% of the employees suffered lost-time accidents last year.

Management believes that a special safety program will reduce such accidents to 3% during the current year. In addition, it estimates that 15% of employees who had lost-time accidents last year will experience a lost-time accident during the current year.

a) The total percentage of employees who will experience a lost-time accident in both years can be calculated as follows: P(A or B) = P(A) + P(B) - P(A and B) = P(A) + P(B) - P(A) * P(B)

Therefore, P(lost time accident in 1st year or 2nd year) = P(lost time accident in the 1st year) + P(lost time accident in the 2nd year) - P(lost time accident in the 1st year) * P(lost time accident in the 2nd year)= 0.09 + (1 - 0.03) * 0.15= 0.09 + 0.1275= 0.2175 or 21.75%

Therefore, the percentage of employees who will experience lost-time accidents in both years is 21.75%.

b) The percentage of employees who suffered at least one lost-time accident in the two-year period is: P(lost-time accident in 1st year or 2nd year) + P(lost-time accident in both years)= 0.2175 + 0.03= 0.2475 or 24.75%

Therefore, the percentage of employees who will suffer at least one lost-time accident over the two-year period is 24.75%.

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Answer:

it must be 448 as 20 steats in each row

Answer: pretty sure its B.....

Step-by-step explanation:    

The slope of the required line is undefined (as it is also a vertical line). The equation of the line whose slope is undefined and passes through (-5, -4), the required line is x = -5.

The question is to find an equation of the line that passes through (-5, -4) and is parallel to the line y = 3.

Given equation of the line is y = 3

Let's try to understand the slope of the given line.

We know that slope (m) = change in y / change in xHere, the y-coordinate does not change as the line is parallel to y-axis.

Therefore, slope of the line y = 3 is undefined (vertical line).

As the given line is parallel to the y-axis, it means the line that passes through (-5, -4) and parallel to y = 3 will also be parallel to y-axis.

Hence, the slope of the required line is undefined (as it is also a vertical line).

y - y1 = m(x - x1),

where (x1, y1) is the given point and m is the slope.

Substituting the values, we have:

y - (-4) = 0(x - (-5)),

y + 4 = 0,

y = -4.

Therefore, the equation of the line parallel to y = 3 and passing through the point (-5, -4) is y = -4.

The equation of the line whose slope is undefined and passes through (-5, -4).

The required line is x = -5.

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Magnitude refers to the severity of the harm, while probability is the likelihood of it occurring. In the given scenario, even though the probability of identifying an individual subject is low, the high magnitude of harm due to the sensitive nature of the information makes it necessary to consider both elements when determining overall risk.

When determining risk, it is important to take into account both the magnitude and probability of harm. The magnitude refers to the severity or level of harm that could occur, while probability refers to the likelihood of harm occurring. In mathematics, the size or size of a mathematical object is a property that determines whether that object is larger or smaller than other objects of its kind. More formally, the size of an object is the result of identifying (or ranking) the category of objects to which it belongs.

In the given scenario, even though the probability of an individual being identified is low, the magnitude of harm is high due to the sensitivity of the information. Therefore, it is crucial to consider both elements when assessing risk in order to make informed decisions and take necessary precautions.

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Answer:

D is the answer.

Step-by-step explanation:

Using a linear function, the total charge from parking in the lot for 72 hours is of:

b. $146.

A linear function is modeled by:

y = mx + b

In which:

Both the basic fee, which is the y-intercept, and the hourly fee, which is the slope, are of $2, hence the cost of parking x hours is given by:

C(x) = 2x + 2

Hence the cost for parking 72 hours is:

C(72) = 2 x 72 + 2 = 2 x 73 = $146.

Which means that option b is correct.

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Answer:

3/20

Step-by-step explanation:

35-15= 20

3 out of 20 wear glasses

3/20

I think the answer is 17.

answer is :1

Step-by-step explanation:

A trapezoid can have at most one line of symmetry

The amplitude of the function f(x) = 2 sin(x - π/3) is 2, indicating that the graph oscillates between a maximum value of 2 and a minimum value of -2.

In the given function f(x) = 2 sin(x - π/3), the exact maximum and minimum y-values can be determined by considering the amplitude and midline. The amplitude of the function is 2, which represents the maximum displacement from the midline. Since the midline is y = 0, the maximum y-value will be 2 units above the midline, and the minimum y-value will be 2 units below the midline.

To find the corresponding x-values, we can determine the points where the function reaches its maximum and minimum values. The maximum value occurs when the sine function is equal to 1, which happens when x - π/3 = π/2. Solving for x, we get x = 5π/6. Similarly, the minimum value occurs when the sine function is equal to -1, which happens when x - π/3 = 3π/2. Solving for x, we get x = 11π/6.

Therefore, the exact maximum y-value is 2 and its corresponding x-value is 5π/6, while the exact minimum y-value is -2 and its corresponding x-value is 11π/6.

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Answer:

b

Step-by-step explanation:

Answer:

Siswe

Step-by-step explanation:

\(\frac{1}{3} = \frac{4}{12}\\\\\frac{1}{4} = \frac{3}{12}\\\\\frac{5}{12} =\frac{5}{12}\)

Answer:

siswe gets more juice

Step-by-step explanation:

i hope this helps

Answer:

280 pages 4/5

Step-by-step explanation:

350 / 5 is 70 and do that 4 times sorry if it's wrong