Question

The following data represent SAT Mathematics scores for 2010.
SAT Math Score .... Number
200-299 ....... 36,305
300-399 ....... 193,968
400-499 ....... 459,010
500-599 ....... 467,855
600-699 ...... 286,518
700-800 .... 104,334
(a) Approximate the mean and standard deviation of the score.
(b) Draw a frequency histogram of the data to verify that the distribution is bell shaped.
(c) According to the Empirical Rule, 95% of these students will have SAT Mathematics scores between what two values?


$1.99
Sales0
Views40
Comments0
  • CreatedApril 27, 2015
  • Files Included
Post your question
5000