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Author Question: A mega-discount chain store just opened a new clothing store in town emphasizing mainly women's ... (Read 144 times)

imanialler

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on: Jul 25, 2018
A mega-discount chain store just opened a new clothing store in town emphasizing mainly women's clothing. Before opening, management had to decide whether to only carry either men's, women's, boys', girls', or infants' clothing.
 
  After performing representative sampling of potential customers from each of these groups, it was decided to carry only women's clothing. Identify the type of sampling used in this example.
  A) Stratified sampling B) Multistage sampling
  C) Systematic sampling D) Cluster sampling

Question 2

A baseball player is asked to swing at pitches in sets of four. The player swings at 100 sets of 4 pitches. The probability distribution for making a particular number of hits is given below.
 
  Determine the mean for this discrete probability distribution.
 
  x 0 1 2 3 4
  P(x) 0.02 0.07 0.22 0.27 0.42
 
  A) 3.5 B) 3 C) 2 D) 4


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Kingjoffery

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Reply #1 on: Jul 25, 2018
Answer to Question 1

A

Answer to Question 2

B


imanialler

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Reply #2 on: Jul 25, 2018
TY


Kingjoffery

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Reply #3 on: Jul 25, 2018
You're welcome


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