Question

In: Statistics and Probability

−7, 8, 8, 6, 10 find the variance step by step

−7, 8, 8, 6, 10 find the variance step by step

Solutions

Expert Solution

I have attached the solutions where I have tried to compute the sample variance for the sample

x1 = -7 , x2  = 8 , x3  = 8, x4 = 6 , x5 = 10 , in as much detail as possible.


Related Solutions

n = 8 measurements: 5, 3, 6, 7, 6, 5, 4, 7 Calculate the sample variance,...
n = 8 measurements: 5, 3, 6, 7, 6, 5, 4, 7 Calculate the sample variance, s2, using the definition formula. (Round your answer to four decimal places.) s2 = Calculate the sample variance, s2 using the computing formula. (Round your answer to four decimal places.) s2 =   Find the sample standard deviation, s. (Round your answer to three decimal places.) s =
3, 7, 8, 5, 6, 4, 9, 10, 7, 8, 6, 5 Using the previous question...
3, 7, 8, 5, 6, 4, 9, 10, 7, 8, 6, 5 Using the previous question 's scores, If three points were added to every score in this distribution, what would be the new mean? If three points were added to every score in this distribution, what would be the new standard deviation. Remember, you have already calculated population standard deviation in a previous problem. This problem requires two answers.
Lawyer Nurse Teacher Control 8 6 9 8 5 7 6 7 7 6 8 6...
Lawyer Nurse Teacher Control 8 6 9 8 5 7 6 7 7 6 8 6 7 8 8 7 4 9 7 9 A researcher is interested in whether the likeability of a crying woman is affected by the viewer’s knowledge of the woman’s occupation. Twenty participants were shown a video of a woman crying and were asked to rate her likeability on a scale from 1 (not very likable) to 10 (highly likable). Prior to viewing the video,...
Use the sample space (5, 6, 7, 8, 9, 10, 11, 12, 13, 14) to find...
Use the sample space (5, 6, 7, 8, 9, 10, 11, 12, 13, 14) to find the probability for a random selected a) P(integer) b) P(less than 10 | less than 13) c) P(greater than 8 | less than 11) d) P(greater than 7 | greater 12)
Q (actual): 4 6 7 10 13 Q*: 5 6 6 8 10 From the above...
Q (actual): 4 6 7 10 13 Q*: 5 6 6 8 10 From the above table, What is SSE? What is TSS? What is R-squared?
Sample data: 10 8 7 13 12 9 11 7 13 - calculate the Mean, Variance,...
Sample data: 10 8 7 13 12 9 11 7 13 - calculate the Mean, Variance, Standard Deviation, 25th percentile, Median, and the 75th percentile.
Consider the following data set with 10 observations: 6, 7, 7, 8, 10, 12, 14, 16,...
Consider the following data set with 10 observations: 6, 7, 7, 8, 10, 12, 14, 16, 18, X . Find 3 different values of X for which mean=median .
use the four step process to find f'(x) and the find f'(4) f'(6) and f '(8)...
use the four step process to find f'(x) and the find f'(4) f'(6) and f '(8) f(x)= 10 square root x+2 a. f'(x) b. f'(4) c. f'(6) d. f'(8)
Given the sample: 6, 8, 13, 10, 7, x, and knowing that the median is equal to 9. Find the possible values of x
Given the sample: 6, 8, 13, 10, 7, x, and knowing that the median is equal to 9. Find the possible values of x
Assume that X N(12:6; 5:8). Find the following probabilities (note: 5.8 is a variance, not a...
Assume that X N(12:6; 5:8). Find the following probabilities (note: 5.8 is a variance, not a standard deviation) a) P(X > 13:1) b) P(X < 11:2) c) P(X 12:3) (Hint: The answer is the same as that to P(X < 12:3).) d) P(X < 7:8) e) P(X > 9:6) e) P(X > 9:6)
ADVERTISEMENT
ADVERTISEMENT
ADVERTISEMENT