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a. Percentage of scores less
The scores on a standardized exam are normally distributed with mean= 50 and variance=16. (a) what percentage of the scores
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Julie
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Use a table of z-scores and percentiles to find the percentage (to the nearest whole percentage) of data items in a normal
1 answer
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a. Percentage of scores less than 100=50 percent
b. Relative frequency of scores less than 120= 0.34+0.135+0.0235+0.015+0.84 c.
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cynthia
631 views
Research FAST reading and math test scores across Florida (look at each county). What is the percentage of each score (5, 4, 3,
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18 views
Assume that a set of test scores is normally distributed with a mean of 100 and a standard deviation of 20. Use the 68-95-99.7
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TAW
907 views
Assume that a set of test scores is normally distributed with a mean of 100 and a standard deviation of 20. Use the 68-95-99.7
2 answers
asked by
Jane Brown
2,075 views
Assume that a set of test scores is normally distributed with a mean of 100 and a standard deviation of 20. Use the 68-95-99.7
1 answer
asked by
cynthia
838 views
Class scores: Write a program that calculates the total grade for N classroom exercises as a percentage. The user should input
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Abby
1,907 views
Scores on a certain test are normally distributed with a mean of 78 and a standard deviation of 10. Find:
the percentage of test
1 answer
30 views
Scores on a certain test are normally distributed with a mean of 71 and a standard deviation of 10. Find:
the percentage of test
1 answer
38 views