SOLUTION: The earnings per share (in dollars) for 12 companies selected at random from the list of Fortune 500 companies are : 2.35 1.42 8.05 6.71 3.11 2.56 .72 4.17 5

Algebra ->  Probability-and-statistics -> SOLUTION: The earnings per share (in dollars) for 12 companies selected at random from the list of Fortune 500 companies are : 2.35 1.42 8.05 6.71 3.11 2.56 .72 4.17 5      Log On


   

Question 868997: The earnings per share (in dollars) for 12 companies selected at random from the list of Fortune 500 companies are :
2.35 1.42 8.05 6.71 3.11 2.56 .72 4.17 5.33 7.74 3.88 6.21
Find the mean, variance, and standard deviation for this data. (Use the sample standard deviation formula.)
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!


Hi

2.35 1.42 8.05 6.71 3.11 2.56 .72 4.17 5.33 7.74 3.88 6.21 

mean = 4.3542

Variance = 5.9935

SD = 2.4482