The following table lists a portion of the average math SAT scores for each state for the year 2009.The complete data set can be found on the text website and is labeled Math SAT 2009.

a. Construct a frequency distribution using classes of 450 to 500, 501 to 550, etc. How many of the states had scores between 551 and 600?

b. Construct the relative frequency, the cumulative frequency, and the relative cumulative frequency distributions.

c. How many of the states had math SAT scores of 550 or less?

d. What percent of the states had math SAT scores between 551 and 600? What percent of the states had mean SAT scores of 550 or less?

e. Construct a histogram. Comment on the shape of the distribution. R-69

Transcribed Image Text:

State SAT Alabama 552 Alaska 516 Wyoming 568