a. What is the standard deviation for a sample of 50 values, all of which are the
Question:
a. What is the standard deviation for a sample of 50 values, all of which are the same?
b. Which of the following two car batteries would you prefer to buy, and why?
• One taken from a population with a mean life of 48 months and a standard deviation of 2 months
• One taken from a population with a mean life of 48 months and a standard deviation of 6 months
c. If an outlier is included with a sample of 50 values, what is the effect of the outlier on the mean?
d. If an outlier is included with a sample of 50 values, what is the effect of the outlier on the median?
e. If an outlier is included with a sample of 50 values, what is the effect of the outlier on the range?
f. If an outlier is included with a sample of 50 values, what is the effect of the outlier on the standard deviation?
Step by Step Answer:
Statistical Reasoning for Everyday Life
ISBN: 978-0321817624
4th edition
Authors: Jeff Bennett, Bill Briggs, Mario F. Triola