Homework Help: Statistics

Posted by Deb on Wednesday, July 28, 2010 at 9:13pm.

a. Find the mean, median, and range for each of the two data sets.

b. Find the standard deviation using the rule of thumb for each of the data sets.

c. Compare the two sets and describe what you discover.

The following data sets shows the ages of the first seven presidents (President Washington through President Jackson) and the seven most recent presidents including President Obama. Age is given at time of inauguration.

First 7: 57 61 57 57 58 57 61

Second 7: 61 52 69 64 46 54 47

Statistics - Ms. Sue, Wednesday, July 28, 2010 at 9:16pm
What is it you don't understand about these problems? We'll be glad to help you if we know what you don't understand.
Statistics - Deb, Wednesday, July 28, 2010 at 9:26pm
C is the one that is getting me
Statistics - Deb, Wednesday, July 28, 2010 at 9:27pm
What am I looking for when I compare the 2 sets. I have the answers for A and B.
Statistics - Ms. Sue, Wednesday, July 28, 2010 at 9:34pm
I haven't done the math -- but just eyeballing these numbers, it seems that the range is greater in the more recent presidents and that probably the mean age is younger.

Answer this Question

Related Questions

statistics - 1. Find the mean, median, and range for each of the two data sets? ...
statistics - . For the following exercise, complete the following: a. Find the ...
statistics - 1. For the following exercise, complete the following: a. Find the ...
Statistics - 1. For the following exercise, complete the following: a. Find the ...
statistics - Comparing Variations: 1. For the following exercise, complete the ...
Statistics - 1. For the following exercise, complete the following by using the ...
Statistics - 1. For the following exercise, complete the following by using the ...
Advanced Functions - 1. Find the following quantities by hand (except for the ...
Math 157 - I am having some trouble figuring out these two problems. 1. ...
Statistics - 1. For the following exercise, complete the following by using the ...

For Further Reading

First Name:
School Subject:
Answer: