Homework Help: Statistics

Posted by Lucy King on Tuesday, March 20, 2012 at 3:20am.

The home states of a certain group of people are distributed as follows: 53 percent are from MISSOURI, 21 percent are from KANSAS, and 26 percent are from IOWA. (No one in the group had a home state other than one of these three.)

(Note: Your answer to the question below should be rounded to three decimal places.)

Suppose we randomly select a person from this group. What is the expected value of the number of letters in the selected person's home state?

Statistics - Jackie, Tuesday, March 20, 2012 at 7:14am
5.54134
Statistics - Nikki, Tuesday, October 23, 2012 at 12:20am
(53*8)+(21*6)+(26*4)= 654

654/100= 6.54 letters

Answer this Question

Related Questions

statistics - For a certain group of individuals, the mean hemoglobin level in ...
statistics - Data shows that 88% of the people in a certain population are right...
Statistics - Suppose that the average grade for all people who take this course...
U.S. History - please check if my answer is correct Which was a provision of the...
statistics - Data shows that 93% of the people in a certain population are right...
Social Studies/Missouri Facts - Could you also check these thanks. Could I get a...
eth- please revise - Should United States government policy favor certain kinds...
Statistics - Suppose that the travel time from your home to your office is ...
Social Studies/American Government - Could you check my answers by the way they ...
Stats- need someone to check - Doing this assignment and was wondering if i ...

For Further Reading

First Name:
School Subject:
Answer: