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Author Question: A local men's clothing store is being sold. The buyers are trying to estimate the percentage of ... (Read 65 times)

MirandaLo

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on: Jul 24, 2018
A local men's clothing store is being sold. The buyers are trying to estimate the percentage of items that are outdated.
 
  They will choose a random sample from the 100,000 items in the store's inventory in order to determine the proportion of merchandise that is outdated. The current owners have never determined the percentage of outdated merchandise and cannot help the buyers. How large a sample do the buyers need in order to be 99 confident that the margin of error of their estimate is about 5?
  A) 2653 B) 664 C) 1327 D) 258

Question 2

Identify the following:
 
  a. the subjects
  b. the factor(s) and the number of level(s) for each
  c. the number of treatments
  d. whether or not the experiment is blind (or double-blind)
  e. the response variable


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akudia

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

B

Answer to Question 2

a. 60 chubby dogs
b. diet (two levels) and exercise (two levels)
c. four treatments (Diet A and Plan 1, Diet A and Plan 2, Diet B and Plan 1, Diet B and Plan 2)
d. This design is at best single-blind, since the owners know which diet and exercise plan their dogs are on, but the evaluators do not have to be given this information.
e. weight loss


MirandaLo

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Reply 2 on: Jul 24, 2018
Gracias!

sarah_brady415

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

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