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Author Question: Sampling error equals half the width of a confidence interval. Indicate whether the statement is ... (Read 87 times)

lindiwe

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on: Jun 24, 2018
Sampling error equals half the width of a confidence interval.
 
  Indicate whether the statement is true or false

Question 2

You were told that the mean score on a statistics exam is 75 with the scores normally distributed. In addition, you know the probability of a score between 55 and 60 is 4.41 and that the probability of a score greater than 90 is 6.68. The middle 86.64 of the students will score between which two scores?
 
  What will be an ideal response?


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Sammyo

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

TRUE

Answer to Question 2

60 and 90


lindiwe

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

adf223

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Reply 3 on: Yesterday
Excellent

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