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Author Question: Given a distribution of measurements that is approximately mound-shaped, the Empirical Rule states ... (Read 29 times)

mcmcdaniel

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Given a distribution of measurements that is approximately mound-shaped, the Empirical Rule states that the approximate percentage of measurements in a data set that fall within two standard deviations of their mean is approximately:
 a. 99
  b. 95
  c. 90
  d. 68
  e. 75

Question 2

Which of the following statements is false?
 a. Comparing the final test scores of male and female students in your statistics class is an example of two dependent samples.
  b. Pretest versus posttest (before versus after) studies usually use dependent samples.
  c. Studies involving identical twins result in dependent samples of data.
  d. None of the above



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jasonq

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Answer to Question 1

B

Answer to Question 2

A




mcmcdaniel

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Reply 2 on: Jul 24, 2018
Wow, this really help


adf223

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Reply 3 on: Yesterday
Gracias!

 

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