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Author Question: At a local technical school, five auto repair classes are randomly selected and all of the students ... (Read 137 times)

Tazate

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on: Jul 25, 2018
At a local technical school, five auto repair classes are randomly selected and all of the students from each class are interviewed. What sampling technique is used?
 
  A) simple random
  B) stratified
  C) cluster
  D) systematic
  E) convenience

Question 2

A researcher wishes to estimate the proportion of likely voters that will vote for the incumbent. Obtain a sample size that will ensure a margin of error of at most 1 percentage points for a 95 confidence interval.
 
  A) 97 B) 38,416 C) 2401 D) 9604


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firehawk60

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

C

Answer to Question 2

D


Tazate

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Reply #2 on: Jul 25, 2018
Thanks


firehawk60

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Reply #3 on: Jul 25, 2018
Welcome :)


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