What is the mean of the data set below? 259, 897, 596, 89, 358, ...

[craiczarry]

What is the mean of the data set below? 259, 897, 596, 89, 358, 249, 711, 289
 a. 808
 
  b. 431
 
  c. 89
 
  d. 289

Question 2

Which of the following statements are true?
 a. A probability distribution is symmetric (around some point) if the distribution to the left of the point is a mirror image of the distribution to the right of the point.
  b. We say a distribution is skewed to the right (or positively skewed) if the longer tail is the right tail.
  c. We say a distribution is skewed to the left (or negatively skewed) if the longer tail is the left tail.
  d. All of these choices are correct.

[xiaomengxian]

Answer to Question 1

b

Answer to Question 2

d

[craiczarry]

TYSM

[jackie]

Excellent