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Author Question: A standard certification test was given at three locations. 1,000 candidates took the test at ... (Read 58 times)

swpotter12

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on: Aug 1, 2018
A standard certification test was given at three locations. 1,000 candidates took the test at location A, 600 candidates at location B, and 400 candidates at location C. The percentages of candidates from locations A, B, and C who passed the test were 70, 68, and 77, respectively. One candidate is selected at random from among those who took the test. What is the probability that the selected candidate took the test at location C and failed?

Question 2

For values of degrees of freedom greater than 100, the 2 distribution can be approximated by a(n) ___________________ _ distribution.
 Fill in the blank(s) with correct word


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tuate

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Reply #1 on: Aug 1, 2018
Answer to Question 1

(.2)(.23) = 0.046

Answer to Question 2

normal


swpotter12

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Reply 2 on: Aug 1, 2018
YES! Correct, THANKS for helping me on my review

xiaomengxian

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Reply 3 on: Yesterday
Excellent

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