Standard Deviation

Name:

Solve the mean and the standard deviation of each list of numbers

Question 1

Question 2

Question 3

Question 12

Question 3

Question 13

Question 5

Question 15



Given the following battery lives of different phones in hours use the mean, range and standard devation.
Determine which battery life is the most reliable and least reliable. Which would you most likely want to use?
Use your calculations to support your answer.

Question 6

Question 16