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Author Question: For a lower tail hypothesis test with a sample size of 10 and a .10 level of significance, the ... (Read 90 times)

jake

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on: Jun 24, 2018
For a lower tail hypothesis test with a sample size of 10 and a .10 level of significance, the critical value of the test statistic t is
 a. -1.372.
   b. -1.383.
   c. -1.812.
   d. -1.833.

Question 2

From a population of size 600, a simple random sample of size 58 is selected. The sample mean is 400, and the sample standard deviation is 40. An approximate 95 confidence interval for the population total is
 a. 350,000 to 450,000
  b. 234,010 to 245,990
  c. 350 to 400
  d. 390 to 409


chloejackso

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

b

Answer to Question 2

b


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jake

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Reply #2 on: Jun 24, 2018
Thank you :)


chloejackso

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Reply #3 on: Jun 24, 2018
Happy to help you


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