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April 18, 2015

April 18, 2015

Posted by **Ab** on Tuesday, July 13, 2010 at 1:44pm.

Suggest you make a drawing and label first…

a. Percentage of scores less than 100

b. Relative frequency of scores less than 120

c. Percentage of scores less than 140

d. Percentage of scores less than 80

e. Relative frequency of scores less than 60

f. Percentage of scores greater than 120

- statistics -
**PsyDAG**, Wednesday, July 14, 2010 at 3:57pmZ = ± 1 = ± 34% = 68%

Z = ± 1.96 (about 2) = ± 47.5% = 95%

Z = ± 2.96 (about 3) = ± 49.87% = 99.7%

This information should help you to find your own answers. Although it might require more time and effort, you will*learn more*if you do your own work. Isn't that why you go to school?

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