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Author Question: In a test of H0: p = 0.45 versus Ha: p < 0.45, the value of the z test statistic was calculated ... (Read 110 times)

EAugust

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on: Jul 24, 2018
In a test of H0: p = 0.45 versus Ha: p < 0.45, the value of the z test statistic was calculated to be z = -0.55. Which of the following is the P-value for this test?
  1.0.1230
  2.0.2360
  3.0.2500
  4.0.2912
  5.0.3020

Question 2

Describe the two types of errors that might be made when a hypothesis test is carried out.
  1.A Type I error is rejecting Ho when Ho is true. A Type II error is failing to reject Ho when Ho is false.
  2.A Type I error is rejecting Ho when Ho is false. A Type II error is failing to reject Ho when Ho is true.
  3.A Type I error is failing to reject Ho when Ho is true. A Type II error is rejecting Ho when Ho is true.
  4.A Type I error is rejecting Ho when Ho is true. A Type II error is failing to reject Ho when Ho is true.
  5.A Type I error is rejecting Ho when Ho is false. A Type II error is failing to reject Ho when Ho is false.


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kescobar@64

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

4

Answer to Question 2

1


EAugust

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Reply 2 on: Jul 24, 2018
YES! Correct, THANKS for helping me on my review

Joy Chen

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Reply 3 on: Yesterday
Wow, this really help

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