Occasionally, a confidence interval for population variability ...

[SGallaher96]

Occasionally, a confidence interval for population variability may be desired. In this case, the confidence interval could be found for the ________.
 
  A) mean
  B) median
  C) standard deviation
  D) proportion

Question 2

Regression models that are extrapolated outside the ranges covered by the observations are still valid.
 
  Indicate whether the statement is true or false

[brittiany.barnes]

Answer to Question 1

C

Answer to Question 2

FALSE

[SGallaher96]

Thank you

[brittiany.barnes]

Happy to help you