The correct option is D) 48. As the correlation coefficient ranges from -1 to +1, if the value of eta result is close to 1 or -1, it indicates strong correlation between the two variables. Therefore, the eta result 48 indicates strong relationship between dependent and independent variable.
In order to determine a strong relationship between dependent and independent variable, the correlation coefficient is computed.
It ranges between -1 and +1. Correlation coefficient ranges from -1 to +1 where -1 indicates perfect negative correlation and +1 indicates perfect positive correlation. On the other hand, 0 indicates no correlation.
Therefore, higher the value of correlation coefficient stronger the correlation or relationship between the two variables. The following eta results indicate strong relationship between dependent and independent variable: Option D) 48
As the correlation coefficient ranges from -1 to +1, if the value of eta result is close to 1 or -1, it indicates strong correlation between the two variables. Therefore, the eta result 48 indicates strong relationship between dependent and independent variable.
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Which equation could be used to solve for the measure of angle O? (1 point) x + z = 180 x + y = 180 x - (y + z) = 360 x + y + z = 360
Answer:
x + y + z = 360
Answer:
x + y + z = 360°
Step-by-step explanation:
I presume that the attached image is what you are trying to achieve.
x + y + z = 360°
The sum of a number, it’s square, and it’s square root is 93. What is the number
Answer:
The answer is 9How I got the answer:
93 doesn't have an exact square root. So, we need to try numbers that fit with the equation.
x will be less than the square root of 93. Since the square root of 93 is between 9 and 10. The largest perfect square that we can try is 9. Let us see if that number works.
x + x² + √x = 93
9 + 9² + √9 = 93
9 + 81 + 3 = 93
93 = 93 ✔
It does work.
So the number is 9.
MARK ME BRAINLIEST SINCE I HELPED YOU!!
The graph shows the relationship between the cost of some strawberries, y, and the weight of strawberries in pounds, x. Write an equation in slope intercept form to represent this equation.
The equation in slope intercept form to represent the equation is y = 2.5x
Writing the equation in slope intercept form to represent the equation.From the question, we have the following parameters that can be used in our computation:
The graph
On the graph, we have the following points
(x, y) = (0, 0) and (10, 25)
A linear equation is represented as
y = mx + c
Where
c = y when x = 0
So, we have
y = mx + 0
y = mx
Next, we have
25 = 10m
This gives
m = 2.5
So, we have
y = 2.5x
Hence, the equation is 2.5x
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Expand the following:
5 (3x + 2)
Answer:
15x+10
Step-by-step explanation:
5(3x+2)
15x+10
Please help me answer this trigonometry question. Show full working.
Answer:
\( = \sqrt{ {5}^{2} + {6}^{2} + {7}^{2} } = \sqrt{25 + 36 + 49} = \sqrt{110} = 10.48\)
What is another name for inverse?
Answer:
Another name for inverse is reciprocal
Answer:
The answer is reciprocal
If f(x) = -2x - 3, find f(0) - 7.
help please!! I will give brainliest!!!!
Hi there!
\(\huge\boxed{-10}\)
f(x) = -2x - 3
Plug in 0 for "x" to solve for f(0):
f(0) = -2(0) - 3
f(0) = -3
Since the question is asking you to evaluate f(0) - 7, simply subtract:
-3 - 7 = -10.
Distance equals rate times time, d = rt. Find the distance Tom travels if he is moving at a rate of 55 mi/h for 5.5 h.
mi
Answer:
Step-by-step explanation:
d=rt
d= 55x5.5
d=302.5 mph
Tom travels 302.5 miles at 55 miles/hour for 5.5 hours.
What is speed ?Speed is the rate at which an object is moving with no specified direction and hence it is a scalar quantity.Speeds are generally measured in miles per hour or kilo meters per hour.
According to the given question distance equals rate times time which is
d = rt.
If Tom is moving at a rate of 55 mi/h for 5.5 h find the distance he travelled.
To find the distance he travelled we just have to use the given formula.
∴ d = (55 × 5.5)
d = 302.5 miles.
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Jacob and his dad end up hiking up to the top. If the base of the mountain is 2,600 feet wide and the mountain is pretty much isosceles, what is the total distance that Jacob and his dad hiked from their campsite to the top of the mountain?
The total distance that Jacob and his dad hiked from their campsite to the top of the mountain is approximately 7,105.92 feet.
To calculate the total distance Jacob and his dad hiked from their campsite to the top of the mountain, we need to consider the width of the base of the mountain and the height of the mountain.
Given:
Base width of the mountain: 2,600 feet
Since the mountain is pretty much isosceles, we can assume that the height of the mountain is equal to the length of the two equal sides of the triangle formed.
To find the height of the mountain, we can use the Pythagorean theorem.
Let's assume the height of the mountain is 'h' feet.
Using the Pythagorean theorem, we have:
\((2,600/2)^2 + h^2 = 2,600^2\)
Simplifying the equation:
\(1,300^2 + h^2 = 2,600^2\\1,690,000 + h^2 = 6,760,000\)
\(h^2 = 6,760,000 - 1,690,000\\h^2 = 5,070,000\)
Taking the square root of both sides:
h = sqrt(5,070,000)
h ≈ 2,252.96 feet
Now we can calculate the total distance they hiked from their campsite to the top of the mountain by considering the base width and the height of the mountain.
Total distance = Base width + 2 × Height
Total distance = 2,600 + 2 × 2,252.96
Total distance ≈ 2,600 + 4,505.92
Total distance ≈ 7,105.92 feet
Therefore, the total distance that Jacob and his dad hiked from their campsite to the top of the mountain is approximately 7,105.92 feet.
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Discuss the following points in respect to different RAID levels ( 0 to 6,10,50 and 60) a) Performance (in respect to process speed of each level) b) Effective storage use (overhead role for each level) c) The role of disk failure (number of disk failure which each level can tolerate) d) Minimum number of hard drive required for each level.
Different RAID levels offer varying levels of performance, effective storage use, disk failure tolerance, and minimum drive requirements.
RAID (Redundant Array of Independent Disks) is a technology that combines multiple physical drives into a single logical unit to improve performance, data redundancy, and fault tolerance. Here's a breakdown of the different RAID levels in terms of performance, effective storage use, disk failure tolerance, and minimum drive requirements:
RAID 0: This level provides excellent performance by striping data across multiple drives, but it lacks redundancy. It offers high read/write speeds but does not tolerate any disk failure. It requires a minimum of two drives. RAID 1: It offers data mirroring, which provides high fault tolerance but sacrifices storage efficiency and performance. All data is duplicated on each drive. It can tolerate the failure of one disk and requires a minimum of two drives.RAID 5: This level combines striping with parity for improved performance and fault tolerance. It distributes parity information across all drives, allowing the system to recover data if a single drive fails. It requires a minimum of three drives and can tolerate the failure of one disk. RAID 6: Similar to RAID 5, it uses striping with double parity for increased fault tolerance. It can tolerate the failure of up to two drives and requires a minimum of four drives. RAID 6 offers higher data redundancy but slower write performance compared to RAID 5. RAID 10: It combines mirroring (RAID 1) and striping (RAID 0) to provide both high performance and fault tolerance. RAID 10 requires a minimum of four drives and can tolerate the failure of one or more drives within each mirrored pair. RAID 50: This level combines the striping of RAID 0 with the fault tolerance of RAID 5. It requires a minimum of six drives, combining the minimum requirements of RAID 0 and RAID 5. RAID 50 can tolerate the failure of one drive in each RAID 5 array. RAID 60: It combines the striping of RAID 0 with the fault tolerance of RAID 6. RAID 60 requires a minimum of eight drives, combining the minimum requirements of RAID 0 and RAID 6. It can tolerate the failure of up to two drives in each RAID 6 array.In summary, different RAID levels offer a trade-off between performance, effective storage use, fault tolerance, and minimum drive requirements. It is important to carefully consider the specific needs of your system to choose the appropriate RAID level.
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best estimate for the product of 324.739 × 231,757.22?
Responses
73,600
73,600
73,600,000
73,600,000
736,000
736,000
7,360,000
Based on the given information, the closest answer choice to our estimate, which is 73,600,000.
What is estimate?
An estimate is an approximation or a rough calculation of a quantity, value, or measurement based on the available information.
To estimate the product of 324.739 × 231,757.22, we can round the numbers to make the calculation easier.
324.739 can be rounded to 325, which is close to its actual value.
231,757.22 can be rounded to 232,000, which is a nice round number.
Then, we can simply multiply these two rounded numbers to get an estimate of the product:
325 × 232,000 = 75,400,000
This is the closest answer choice to our estimate, which is 73,600,000.
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2. Given that set M = {Even numbers between 20 and 35), find n(m)
Step-by-step explanation:
Set M = {20,22,24,26,28,30,32,34}
n(M) = no. of elements in set M
i.e.
n(M) = 8
Answer:
7
Step-by-step explanation:
Even numbers between 20 and 35 are 22, 24, 26, 28, 30, 32, 34.
M = { 22, 24, 26, 28, 30, 32, 34}
There are 7 elements in the set M.
Thus, n(M) = 7
pls help ill give brainliest :))
Answer:
Red (L2)
Explanation:
The line goes through the maximum number of points and shows the general trend of the scatter plot (positive correlation).
Hope this helps!
The graph below is the solution for which set of inequalities?
(It’s my last year taking this test and doing school in general, I’m just trying to pass at a better score so they don’t complain.) Very much appreciated:)
we conclude that the graphed system of inequalities is the second option
Which is the system of inequalities graphed?
First, notice that we only have the first quadrant shaded, so x and y must be positive, thus:
x ≥ 0
y ≥ 0.
Then we have two lines, such that the shaded part is to the left of the line, and the lines are solids, then we have two inequalities:
y ≤ line 1
y ≤ line 2
Now we can see two lines, such that one with a negative slope has an y-intercept of 5, while the other with a positive slope has an y-intercept of -8.
The only option with these y-intercepts is the second one:
2x - y ≤ 8
x + y ≤ 5
x ≥ 0
y ≥ 0.
So we conclude that the graphed system of inequalities is the second option
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In triangle XYZ, m∠Y = 62.45° and m∠Z = 41.8°. Determine the measure of the exterior angle to ∠X.
104.25°
75.75°
37.85°
18.94°
The exterior angle to ∠X is 104.25°
What is the exterior angle theorem?The exterior angle theorem states that when a triangle's side is extended, the resultant exterior angle formed is equal to the sum of the measures of the two opposite interior angles of the triangle. The theorem can be used to find the measure of an unknown angle in a triangle.
from the above definition , if ∠Y = 62.45° and ∠Z = 41.8°
It means from exterior angle theorem that
exterior ∠X = ∠Y + ∠Z
exterior ∠X = 62.45° + 41.8°
exterior ∠X = 104.25°
In conclusion the exterior angle X is 104.25°
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Roxanne buys an apple tart during the sale. If the original price was $20, how much does
Roxanne pay?
Sale! 25% OFF
of the original price!
In a class of 36 students, 29 do mathematics and 20 do chemistry. If 5 students do neither, how many students do chemistry but not mathematics?
Answer:
20 by 36
divide and you get answer.
Answer:
1 r8
Step-by-step explanation:
20 ÷ 36 and then u get up answer
La tabla siguiente registra las llamadas telefónicas realizadas por un grupo de personas. La media y la desviación típica o estándar son:. .__.
The average of the table is 4 and the standard deviation is 1.1547.
The average of the table is calculated using the formula (Sum of all data points) / (Number of data points). In the given table, the average is (2 + 5 + 3 + 4 + 6 + 4 + 3) / 7 = 4.
The standard deviation is calculated using the formula (Sum of Squared Differences / (Number of Data Points -1))1/2. In the given table, the standard deviation is ((\(2-4^{2}\)+ \(5-4^{2}\) +\(3-4^{2}\) + \(4-4^{2}\) + \(6-4^{2}\) + \(4-4^{2}\) + \((3-4)^{2}\) / (7-1))1/2 = 1.1547.
Therefore, the average of the table is 4 and the standard deviation is 1.1547.
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a researcher wants to study budgeting behavior among college students but only surveys students at a wealthy private college where tuition alone is $65,000 per year. this is an example of a(n) research sample.
This is an example of a biased research sample. By only surveying students at a wealthy private college, the researcher may not accurately capture the budgeting behavior of college students as a whole.
The sample is limited and not representative of the entire population of college students. To ensure more accurate and unbiased results, the researcher should consider surveying a diverse range of college students from different socioeconomic backgrounds and institutions. In this scenario, a researcher wants to study budgeting behavior among college students but only surveys students at a wealthy private college with a tuition of $65,000 per year. This is an example of a biased research sample. The sample is not representative of the broader population of college students, as it only includes students from a specific socio-economic background attending a wealthy private college.
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Please answer ASAP i need this immediately
Answer:
2/3 is less than 1 1/15
Step-by-step explanation:
2/3 * 1 3/5 = 1 1/15
2/3 < 1 1/15
Answer:
>
Step-by-step explanation:
2 over 3 is less than 1 and 3 over 5
Mr. X invet $1,000 at a 10 percent nominal rate for one year. If the inflation rate i 4 percent, what i the real value of the invetment at the end of one year?
Using the Real rate of return,
the real value of the invetment at the end of one year is $1058.
Real rate of return:
The real rate of return is the present value of the return on investment after taxes and inflation.
By considering the expected inflation rate and the effective interest rate in the compounding interval, we can derive the real interest rate.
Real Rate Of Return Formula,
Real rate of return = [( 1+ Nominal rate )/(1+ inflation rate) ] - 1
The principal amount of investment by Mr.X ( A)
= $1,000
The nominal or current rate of interest (i)= 10%
The rate of inflation ( π )= 4%
pulging all the values in above formula we get,
rate of return (R) =[ ( 1 + i ) /(1+π)] - 1
=> R =[ (1+0.1 )/(1+0.04) ] - 1 = (1.1 / 1.04 ) - 1
=> R = 0.05769(approx.)
=5.8%(approx.)
so, real rate of return = 5.8%
Real value of investment after a year = principle amount (A) + { real rate return × principle amount}
Real value of investment =$1,000+{5.8%×$1,000}
=$1,000+$58
=$1,058
Hence, real value of investment at the end of year is $1,058.
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What is the y-intercept of f(x) = -2 (1/2)^x?
Answer:
-2
Step-by-step explanation:
f(x) = -2 (1/2)^x
you find the y-intercept where x = 0
= -2 (1/2)^0
= -2 *1
= -2
pls help meh.. Which of the following statements best describes the effect of replacing the graph of y = f(x) with the graph of y = f(x − 9)? The graph of y = f(x) will shift up 9 units. The graph of y = f(x) will shift down 9 units. The graph of y = f(x) will shift left 9 units. The graph of y = f(x) will shift right 9 units.
Answer:
B
Step-by-step explanation:
Answer:The answer is B
Step-by-step explanation:
The rectangle graphed has a length of 5 and a width of 4. How does the perimeter change when the width is decreased by half?
A) The perimeter is decreased by 2.
B) The perimeter is decreased by 4.
The perimeter is decreased by 5.
C) The perimeter is decreased by 6.
D) The perimeter is decreased by half
sam
Answer:
B
Step-by-step explanation:
The perimeter is decreased by 4 because 2(5+2) = 14 when 2(5+4) = 18
suppose that two people standing 2 miles apart both see the burst from a fireworks display. after a period of time, the first person standing at point a hears the burst. one second later, the second person standing at point b hears the burst. if the person at point b is due west of the person at point a and if the display is known to occur due north of the person at point a , where did the fireworks display occur?
The fireworks display occurred due north of the person at point A. This can be determined by calculating the direction and speed of sound. Assuming the speed of sound is approximately 343 meters per second, the fireworks display must have occurred approximately 0.58 seconds away from point A, which is approximately 343 meters due north of point A. This means that the fireworks display occurred somewhere between the two points.
To double-check the calculations, we can look at the two points and the direction in which the sound traveled. Point A is due north of the fireworks display, and point B is due west. This means that the sound traveled both north and west, which is consistent with the calculations.
Therefore, we can conclude that the fireworks display occurred due north of point A.
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PLEASE HELP FAST!!!!
Answer:
20, 120, 40
Step-by-step explanation:
<G = 180 - (120+20) = 180 - 140 = 40°
And as the triangles are similar, their length may be different but the size of the angles will remain the same.
Do take note that triangle rotated and is now in a different position though.
So visually we can see that,
<X = <H = 20°
<Y = <I = 120°
<Z = <G = 40°
Sheldon picked 4kg of tomatoes, but had to throw out 1 1/3kg og tomatoes. How much kg of good tomatoes did he keep?
Answer:
2 2/3 kg
Step-by-step explanation:
Total tomatoes picked = 4 kg
Tomatoes thrown out = 1 1/3 kg into
How much kg of good tomatoes did he keep?
Total tomatoes remaining = Total tomatoes picked - Tomatoes thrown out
= 4 kg - 1 1/3kg
= 4 - 4/3
= (12-4)/3
= 8 /3
= 2 2/3 kg
He kept 2 2/3 kg of good tomatoes
Can I get help please
The amount of money that I will have at the end of 20 years would be =$4,480. That is option D
What is compound interest?Compound interest is defined as the interest that is being earned on an account which is based on the rate and the time the investment was made.
The total amount invested (p)= $2,000
The rate of investment (r) = 5%
The time of investment(t)= 12 year
The compound interest warm from that account;
= P×T×R/100.
= 2,000×12×5/100
= 120000/100
= $1200
For the next 8 years with the rate of 8% ;
= 2,000×8×8/100
= 128000/100
= $1280
The total compound interest = $1200+$1280= $2,480
Therefore, the amount of money that I will have at the end of 10 years would be = 2000+2480 = $4,480
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In this triangle, D is the midpoint of AB and E is the midpoint of BC. If DE = 20 = 1 and AC 22 +3, what is the length of AC ? A) 2.5 B) C) 4,5 ) D) 6 E) D A
The triangles BED and BCA are similar triangles because the sides BD and BA are on the same line, also BE and BC are on the same line.
Since the triangles are similar, there must be a proportion between their sides.
We are told by the instructions that D is the midpoint of AB, this means that AB is double the size of BD, and this proportion must remain in all of the sides from the small triangle to the bigger triangle.
That means that AC is double the size of DE:
\(AC=2(DE)\)We know that AC=2x+3 and that DE=2x-1, thus, substituting those values in the previous equation:
\(2x+3=2(2x-1)\)From this equation, we need to find x.
To solve for x:
-apply the distributive property on the right side of the equation:
\(2x+3=4x-2\)-subtract 2x to both sides of the equation:
\(3=4x-2x-2\)-combine the like terms on the right side:
\(3=2x-2\)-add 2 to both sides of the equation:
\(\begin{gathered} 3+2=2x \\ 5=2x \end{gathered}\)-divide both sides of the equation by 2:
\(\begin{gathered} \frac{5}{2}=\frac{2x}{2} \\ 2.5=x \end{gathered}\)Now that we know the value of x, we can find the value of AC:
\(\begin{gathered} AC=2x+3 \\ \text{substituting x=2.5} \\ AC=2(2.5)+3 \\ AC=5+3 \\ AC=8 \end{gathered}\)Answer: E)8
Help pleaseeeeeeeeeeeeee
First box: division sign
Second box: 3, 15 or, 4
Third box: 1/4,3/4, or 16/76
Step-by-step explanation: