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Author Question: When the null hypothesis is rejected, it is a. possible a Type I error has occurred. b. not ... (Read 131 times)

swpotter12

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on: Jun 24, 2018
When the null hypothesis is rejected, it is
 a. possible a Type I error has occurred.
   b. not possible a Type I error has occurred.
  c. possible a Type II error has occurred.
   d. possible either a Type I or a Type II error has occurred.

Question 2

Simple random sampling has been used to obtain a sample of size 50 from a population of size 500 . The sample proportion was 0.7. An approximate 95 confidence interval for the population proportion is
 a. 0.500 to 0.700
  b. 0.750 to 0.810
  c. 0.576 to 0.824
  d. 0.638 to 0.762


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chevyboi1976

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

a

Answer to Question 2

c


swpotter12

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Reply 2 on: Jun 24, 2018
Wow, this really help

ecabral0

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Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

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