To form a scatterplot of X versus Y, X and Y must be paired variables.
a. True
b. False
Indicate whether the statement is true or false
Question 2
A random sample of 25 observations is selected from a normally distributed population. The sample variance is 10 . In the 95 confidence interval for the population variance, the upper limit is:
a. 19.353
b. 17.331
c. 17.110
d. 6.097