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Author Question: A spinner has a pointer which can land on one of three regions labelled 1, 2, and 3 respectively. ... (Read 520 times)

WhattoUnderstand

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Question 1

The table shows the number of minority officers in the U.S. military.

Army Navy Marines Air Force
African Americans 9162 3524 1341 4282
Hispanic Americans 2105 2732 914 1518
Other Minorities 4075 2653 599 3823

Assume that one person will be randomly selected from the group described in the table.  Find the probability of selecting an officer who is in the Navy, given that the officer is African American.





Question 2

A spinner has a pointer which can land on one of three regions labelled 1, 2, and 3 respectively.

Compute the expected value for the number on which the pointer lands if the probabilities for the three regions are , , and respectively.





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Marked as best answer by WhattoUnderstand on Feb 2, 2020

mirabriestensky

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WhattoUnderstand

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Reply 2 on: Feb 2, 2020
Wow, this really help


Viet Thy

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Reply 3 on: Yesterday
Great answer, keep it coming :)

 

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