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Author Question: The confidence intervals for two separate samples would be expected to differ because a. the ... (Read 59 times)

LaDunn

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

D

Answer to Question 2

C


LaDunn

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Reply 2 on: Jun 20, 2018
Wow, this really help

Animal_Goddess

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Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

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