Ans.
Xi | (Xi - X bar)2 | |
2 | 1 | |
3 | 0 | |
1 | 4 | |
5 | 4 | |
4 | 1 | |
15 | 10 |
Xbar = 15/5 = 3
Variable(X) = 10/5 = 2
Calculate the variance for the following sample of n 5 scores. If it is a decimal...
Calculate the standard deviation for the following sample of n 5 scores. 2 3 1 5 4 If it is a decimal number, leave two numbers after the decimal point and do not round. Standard Deviation-
Calculate the sample standard deviation and sample variance for the following frequency distribution of final exam scores in a statistics class. If necessary, round to one more decimal place than the largest number of decimal places given In the data Final Exam Scores Class Frequency 51 60 6170 71-80 5 81-90 91 100 5 10
Calculate the sample standard deviation and sample variance for the following frequency distribution of final exam scores in a statistics class. If necessary, round to one more decimal place than the largest number of decimal places given in the data.Final Exam ScoresClassFrequency56 - 6456 - 64141465 - 7365 - 736674 - 8274 - 82131383 - 9183 - 918892 - 10092 - 1001212
Calculate the range, variance, and standard deviation for the following sample. 1, 6, 5, 5, 3, 7, 3, Sample variance s2= Round to two decimal places as needed Sample standard deviation, s= Round to two decimal places as needed
Calculate the sample standard deviation and sample variance for the following frequency distribution of final exam scores in a statistics class. If necessary, round to one more decimal place than the largest number of decimal places given in the data. Final Exam Scores Class Frequency 56-64 65-73 4 8213 83 91 92-1001 14
Calculate the variance and standard deviation for the following sample of scores: 7, 2, 4, 6, 4, 7, 3, 7 2 Enter an exact number. Need Help Read It Viewing Saved Work Revert to Last Response Submit Answer Save Progress << View Previous Question Question 15 of 22 Home My Assignments Extension P 其i 0 Type here to search F3 F1 F2 0 0 C@
3. Consider the following. n = 5 measurements: 3, 3, 1, 2, 5 Calculate the sample variance, s2, using the definition formula. Calculate the sample variance, s2 using the computing formula. Calculate the sample standard deviation, s. (Round your answer to three decimal places.)4. A distribution of measurements is relatively mound-shaped with a mean of 60 and a standard deviation of 13. Use this information to find the proportion of measurements in the given interval. between 47 and 73 5. A distribution of...
Calculate SS, variance, and standard deviation for the following population of N = 8 scores: 1, 3, 1, 10, 1, 0, 1, 3 (Note: The computational formula works well with these scores.)
Calculate the sample standard deviation and sample variance of the sample data shown, to two decimal places x 28.9 29.6 4.7 28.5 14.3 6.9 4.9 19.9 Sample standard deviation: ? Sample variance :?
The following is a set of data from a sample of n=5. 8 -4 -8 8 2 Please use a statistical application (data Analysis Toolpak for Windows, StatPlus for Mac Excel, or StatCrunch) to compute the descriptive statistics in a and b. (If you don't know what I'm talking about, go to Module 1 Content - Read/View - Tutorials) a. Compute the mean, median, and mode. b. Compute the range, sample variance, and sample standard deviation c. Compute the coefficient...