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Author Question: Find the confidence interval specified.The mean score, , on an aptitude test for a random sample of ... (Read 82 times)

Collmarie

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Question 1

A confidence interval for a population mean, μ,  has  length 104.6.  Find the margin of error.
◦ 104.6
◦ 10,941.16
◦ 209.2
◦ 52.3

Question 2

Find the confidence interval specified.

The mean score, , on an aptitude test for a random sample of 3 students was 71. Assuming that construct a 95.44% confidence interval for the mean score, of all students taking the test.
◦ 59.7 to 82.3
◦ 56.0 to 86.0
◦ 62.3 to 79.7
◦ 45 to 97


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Marked as best answer by Collmarie on Apr 7, 2020

rachel

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Collmarie

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Reply 2 on: Apr 7, 2020
Excellent


peter

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Reply 3 on: Yesterday
Gracias!

 

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