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Author Question: The probability of an intersection of two events is computed using the _____. a. addition law b. ... (Read 50 times)

JGIBBSON

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on: Jun 24, 2018
The probability of an intersection of two events is computed using the _____.
 a. addition law
  b. subtraction law
  c. multiplication law
  d. division law

Question 2

A researcher is interested in determining the average number of years of employee retention in a company. If past information shows a population standard deviation of 7 months, what sample size should be taken so that, at 95 confidence, the margin of error will be 2 months or less?


blakcmamba

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Reply #1 on: Jun 24, 2018
Answer to Question 1

c

Answer to Question 2

48


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