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Author Question: Media selection problems usually determine a. how many times to use each media source. b. the ... (Read 78 times)

CORALGRILL2014

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on: Jun 24, 2018
Media selection problems usually determine
 a. how many times to use each media source.
  b. the coverage provided by each media source.
  c. the cost of each advertising exposure.
  d. the relative value of each medium.

Question 2

The manager of a grocery store has taken a random sample of 100 customers. The average length of time it took the customers in the sample to check out was 3.1 minutes. The population standard deviation is known to be 0.5 minute. We want to test to determine whether or not the mean waiting time of all customers is significantly more than 3 minutes. At a .05 level of significance, it can be concluded that the mean of the population is _____.
 a. significantly greater than 3
  b. not significantly greater than 3
  c. significantly less than 3
  d. significantly greater than 3.18


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Bison

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

A

Answer to Question 2

a


CORALGRILL2014

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Reply 2 on: Jun 24, 2018
:D TYSM

Missbam101

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Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

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