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Author Question: In hypothesis testing if the null hypothesis has been rejected when the alternative hypothesis has ... (Read 269 times)

Bob-Dole

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on: Jun 24, 2018
In hypothesis testing if the null hypothesis has been rejected when the alternative hypothesis has been true,
 a. a Type I error has been committed
  b. a Type II error has been committed
  c. either a Type I or Type II error has been committed
  d. the correct decision has been made

Question 2

A sample of 36 patients in a doctor's office showed that they had to wait an average of 45 minutes with a standard deviation of 10 minutes before they could see the doctor. Provide a 90 confidence interval estimate for the average waiting time of all the patients who visit this doctor.


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Pamela.irrgang@yahoo.com

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

D

Answer to Question 2

42.18 to 47.82


Bob-Dole

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Reply 2 on: Jun 24, 2018
Thanks for the timely response, appreciate it

xiazhe

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Reply 3 on: Yesterday
Wow, this really help

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