Random variation in a process can be eliminated. Indicate ...

[Pineapplelove6]

Random variation in a process can be eliminated.
  Indicate whether the statement is true or false

Question 2

A random sample of 20 observations is selected from a normally distributed population. The sample variance is 12 . In the 95 confidence interval for the population variance, the upper limit will be:
 a. 6.940
  b. 7.564
  c. 22.536
  d. 25.599
  e. 27.392

[briezy]

Answer to Question 1

F

Answer to Question 2

D

[Pineapplelove6]

Excellent

[JCABRERA33]

Thanks for the timely response, appreciate it