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Author Question: What fraction of the IQ scores would be between 97 and 126? What will be an ideal ... (Read 48 times)

audragclark

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on: Jun 24, 2018
What fraction of the IQ scores would be between 97 and 126?
 
  What will be an ideal response?

Question 2

In order to examine whether a sample could have come from a given type of population distribution
 
  (e.g., Poisson or the normal distribution), chi-square analysis involves the comparison of a table of observed frequencies with a table of expected frequencies that has been constructed under the assumption that the null hypothesis is true.


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kaykay69

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

P(97  X  126 ) = P(-0.44  z  1.38 ) = 0.5862

Answer to Question 2

TRUE


audragclark

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Reply 2 on: Jun 24, 2018
Great answer, keep it coming :)

duy1981999

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Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

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