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Author Question: Scores on an endurance test for cardiac patients are normally distributed with = 182 and = 24. a. ... (Read 73 times)

tfester

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on: Jun 24, 2018
Scores on an endurance test for cardiac patients are normally distributed with  = 182 and  = 24.
 a. What is the probability a patient will score above 190?
  b. What percentage of patients score below 170?
  c. What score does a patient at the 75th percentile receive?

Question 2

In order to test for the significance of a regression model involving 14 independent variables and 255 observations, the numerator and denominator degrees of freedom (respectively) for the critical value of F are
 a. 14 and 255
  b. 255 and 14
  c. 13 and 240
  d. 14 and 240


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SVictor

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

a. .3707
b. .3085
c. 198

Answer to Question 2

D


tfester

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Reply 2 on: Jun 24, 2018
Gracias!

zacnyjessica

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Reply 3 on: Yesterday
Great answer, keep it coming :)

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