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Author Question: An individual being tested for a gifted program scores a 132 on the Cognitive Ability Test (CogAT), ... (Read 123 times)

james0929

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on: Jul 30, 2018
An individual being tested for a gifted program scores a 132 on the Cognitive Ability Test (CogAT), which has a
  mean of 100 and a standard deviation of 16. There is a .40 correlation between the CogAT score and success as
  measured by GPA in the gifted program, which has a weighted mean of 4.3 with a SD of .2. Use the Standard Error
  of the Estimate (SEest) to predict where this students GPA will fall 95 percent of the time.
 
  a. 4.7  .36
  b. 4.3  .4
  c. 4.5  .8
  d. 4.7  .28
  e. None of these

Question 2

An individual being tested for a gifted program scores a 132 on the Cognitive Ability Test (CogAT), which has a
  mean of 100 and a standard deviation of 16. There is a .40 correlation between the CogAT score and success as
  measured by GPA in the gifted program, which has a weighted mean of 4.3 with a SD of .2. Use the Standard Error
  of the Estimate (SEest) to predict where this students GPA will fall 68 percent of the time.
 
  a. 4.7  .18
  b. 4.3  .2
  c. 4.5  .4
  d. 4.7  .15
  e. None of these


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Juro

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Reply #1 on: Jul 30, 2018
Answer to Question 1

ANSWER: a

Answer to Question 2

ANSWER: a


james0929

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Reply #2 on: Jul 30, 2018
Both answers were spot on, thank you once again


Juro

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Reply #3 on: Jul 30, 2018
Great! Please up vote :D


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