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Author Question: The director of a state agency believes that the average starting salary for clerical employees in ... (Read 146 times)

humphriesbr@me.com

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on: Jun 24, 2018
The director of a state agency believes that the average starting salary for clerical employees in the state is less than 30,000 per year.
 
  To test her hypothesis, she has collected a simple random sample of 100 starting clerical salaries from across the state and found that the sample mean is 29,750. State the appropriate null and alternative hypotheses.A) H0 :   30,000 HA :  < 30,000
  B) H0 :   29,750 HA :  < 29,750
  C) H0 :   30,000 HA :  > 30,000
  D) H0 :   29,750 HA :  > 29,750

Question 2

The hypergeometric probability distribution is used rather than the binomial or the Poisson when:
 
  A) the sampling is performed with replacement.
  B) the sampling is performed without replacement from an infinite population.
  C) the sampling is performed without replacement from a finite population.
  D) the sampling is performed with replacement from a finite population.


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Melissahxx

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

A

Answer to Question 2

C


humphriesbr@me.com

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Reply #2 on: Jun 24, 2018
Correct answers!


Melissahxx

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Reply #3 on: Jun 24, 2018
Great! Please up vote :D


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