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Author Question: As the sample size increases and other factors are the same, the width of a confidence interval for ... (Read 106 times)

laurencescou

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on: Jul 24, 2018
As the sample size increases and other factors are the same, the width of a confidence interval for a population mean tends to decrease.
  Indicate whether the statement is true or false

Question 2

Indicate whether a negative or a positive correlation coefficient would be expected in a study involving the following two indicated variables: As the dosage of Heparin is increased, the Partial Thronboplain time (PTT) increases.


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meganmoser117

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

T

Answer to Question 2

Positive


laurencescou

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Reply 2 on: Jul 24, 2018
Excellent

jordangronback

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Reply 3 on: Yesterday
Gracias!

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