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Author Question: The average verbal SAT score for the entire class of entering freshmen is 530 . However, if you ... (Read 63 times)

asd123

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on: Jun 20, 2018
The average verbal SAT score for the entire class of entering freshmen is 530 . However, if you select a sample of 20 freshmen and compute their average verbal SAT score you probably will not get exactly 530 . What statistical concept is used to explain the natural difference that exists between a sample mean and the corresponding population mean?
 
  a. Statistical error c. Sampling error
  b. Inferential error d. Parametric error

Question 2

A researcher records the change in weight (gained or lost) during the first semester of college for each individual in a group of 25 freshmen, then calculates the average change in weight. The average is an example of a _______.
 
  a. parameter c. variable
  b. statistic d. constant


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Smiles0805

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Reply #1 on: Jun 20, 2018
Answer to Question 1

C

Answer to Question 2

B


asd123

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Reply 2 on: Jun 20, 2018
Gracias!

dantucker

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Reply 3 on: Yesterday
Excellent

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