The home states of a certain group of people are distributed as follows: 52% are

Question

The home states of a certain group of people are distributed as follows: 52% are from Missouri, 28% are from Kansas, and 20% are from Iowa. (No one in the group had a home state other than one of these three.) 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? The home states of a certain group of people are distributed as follows: 52% are from Missouri, 28% are from Kansas, and 20% are from Iowa. (No one in the group had a home state other than one of these three.) 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? mu stat_1200 lec1-2-3/ wbwks /9 WBWK8: Problem 9 Prev Up Next Answer Preview The answer above is NOT corredt (2 pts) The home states of a certain group of people are distributed as follows 52 percent are from MISSOURI, 28 percent are trom KANSAS and 20 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? 5.4 Your score was recorded search

Explanation / Answer

expected number of letters =P(person from MISSOURI and 8 letter+persdon from KANSAS and 6 letters+person from IOWA and 4 letters) =0.52*8+28*6+0.20*4=6.64

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