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Author Question: A recent study of students at the university contained data on year in school and student age. An ... (Read 109 times)

JGIBBSON

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on: Jun 24, 2018
A recent study of students at the university contained data on year in school and student age. An appropriate tool for analyzing the relationship between these two variables would be a joint frequency distribution.
 
  Indicate whether the statement is true or false

Question 2

If a decision maker wishes to reduce the margin of error associated with a confidence interval estimate for a population mean, she can:
 
  A) decrease the sample size.
  B) increase the confidence level.
  C) increase the sample size.
  D) use the t-distribution.


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coreycathey

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

TRUE

Answer to Question 2

C


JGIBBSON

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Reply 2 on: Jun 24, 2018
Gracias!

Joy Chen

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Reply 3 on: Yesterday
Wow, this really help

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