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Calculate the covariance between variables X and Y. Is it a positive or negative relationship between...

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Statistics

Calculate the covariance between variables X and Y. Is it apositive or negative relationship between the two variables?

b. Calculate correlation coefficient between X and Y. Is it apositive or negative relationship? Is it a strong linear, weaklinear or nonlinear relationship between X and Y?

c. Use the Y data to calculate mean, range, standard deviationand variance.

d. Use the first Y value to calculate the Z-score. Is it anoutlier?

e. Calculate the 60th percentile for the Y data.

1-2222
2-3349
328
429-16
5-1310
621-28
7-1327
8-2335
914-5
103-3
11-3748
1234-29
139-18
14-3331
1520-16
16-314
17-1518
181217
19-20-11
20-7-22

Answer & Explanation Solved by verified expert
3.8 Ratings (698 Votes)
Let us first calculate the covariance between X and Y This iscalculated with the formulawhere are means of x and y valuesFirst we form a table as below for further    See Answer
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