Question
See Google link I need a histogram of IQ for each gender, and superimpose a normal curve on them. Use the panel/group function and present
See Google link
I need a histogram of IQ for each gender, and superimpose a normal curve on them. Use the panel/group function and present them as one figure. Make sure to label histograms appropriately and to include it in your final document. Would you expect IQ to be normally distributed for males and females? Why?
https://drive.google.com/file/d/1I6ALWbD7doapPB-b-P0-SgY6GUV1LIzk/view?usp=sharing
Generate a fake, normally distributed IQ score for each case in the file. , use Transform -> Compute Variable and place the following expression into the appropriate dialog boxes:
IQ = RV.NORMAL(90,17)
- Make a histogram of the newly created IQ variable for all subjects and superimpose a normal curve on it. Make sure to label the histogram appropriately (title, etc.). Include the histogram in your final document.
- If IQ is exactly normally distributed, what percentage of cases should have values between 73 and 107? What percentage of cases in your sample have IQ's in this range?
- What percentage of cases would you expect to have IQ's 124 or more if IQ is exactly normally distributed? What percentage of cases in your sample have IQ's greater than 124?
- What percentage of cases in your sample have IQ's less than 90? What would you expect if the distribution is exactly normal
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