Here is a sample of ACT scores for students taking college

| June 14, 2018

Here is a sample of ACT scores (average of the Math, English, Social Science, and Natural Science scores) for students taking college freshman calculus.24.00, 28.00, 27.75, 27.00, 24.25, 23.50, 26.25,24.00, 25.00, 30.00, 23.25, 26.25, 21.50, 26.00,28.00, 24.50, 22.50, 28.25, 21.25, 19.75a. Using an appropriate graph, see if it is plausible that the observations were selected from a normal distribution.b. calculate a 95% confidence interval for the population meanc. the university ACT average for entire freshmen that year was about 21. are the calculus students better than the average as measured by the ACT?

Order your essay today and save 30% with the discount code: ESSAYHELP
Order your essay today and save 30% with the discount code: ESSAYHELPOrder Now