Which of the following is(are) the most common type(s) of ...

[karen]

Which of the following is(are) the most common type(s) of surveys?
 a. only mail surveys
  b. only telephone surveys
  c. only personal interviews
  d. All of the answers are correct.

Question 2

While Chebysheff's Theorem applies to any distribution, regardless of shape, the Empirical Rule applies only to distributions that are bell shaped.
  Indicate whether the statement is true or false

[Laurenleakan]

Answer to Question 1

d

Answer to Question 2

T

[karen]

Thanks for the timely response, appreciate it

[jamesnevil303]

YES! Correct, THANKS for helping me on my review