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Author Question: The confidence intervals for two separate samples would be expected to differ because a. the ... (Read 68 times)

LaDunn

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The confidence intervals for two separate samples would be expected to differ because
 
  a. the sample means differ.
  b. the sample standard deviations differ.
  c. the sample sizes differ.
  d. all of the above

Question 2

The t distribution
 
  a. is smoother than the normal distribution.
  b. is quite different from the normal distribution.
  c. approaches the normal distribution as its degrees of freedom increase.
  d. is necessary when we know the population standard deviation.



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chloejackso

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Answer to Question 1

D

Answer to Question 2

C




LaDunn

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Reply 2 on: Jun 20, 2018
Excellent


isabelt_18

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Reply 3 on: Yesterday
Wow, this really help

 

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