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Author Question: You have just received your psychology exam grade and you did better than the mean of the exam ... (Read 182 times)

beccaep

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on: Jun 19, 2018
You have just received your psychology exam grade and you did better than the mean of the exam scores. If so, the z transformed value of your grade must
 
  a. be greater than 1.00
  b. must be greater than 0.00
  c. have a percentile rank greater than 50
  d. can't determine with information given
  e. must be greater than 0.00 and have a percentile rank greater than 50.

Question 2

On a test with a population mean of 75 and standard deviation equal to 16, if the scores are normally distributed, what percentage of scores fall between 70 and 80?
 
  a. 75.66
  b. 70 23
  c. 24.34
  d. 23.57
  e. 12.17


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bimper21

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Reply #1 on: Jun 19, 2018
Answer to Question 1

E

Answer to Question 2

C


beccaep

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Reply 2 on: Jun 19, 2018
Gracias!

ryhom

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Reply 3 on: Yesterday
Wow, this really help

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