For all of these questions don't use the p value method insteaduse the \"5 steps of hypothesis testing.\" Or I will get all of thesewrong and I really need the help!!
4) 18.3% of incoming freshmen indicate they will major inbusiness or a related field. A random sample of 350 incomingcollege freshmen were asked their preference and 65 replied theywere considering business as a major. Estimate the true proportionof freshman business majors with 98% confidence.
5) The average length of a prison term in the US for whitecollar crime is 34.9 months. A random sample of 45 prison termsindicated a mean stay of 35.8 months with a standard deviation forthe population of 8.9 months.. At α (alpha) = 0.04, is theresufficient evidence to conclude the average stay differs from 34.9months?
6) The average 1-ounce chocolate chip cookie contains 110calories. A random sample of 8 different brands of 1-ouncechocolate chip cookies resulted in the following calories amounts.At the α (alpha) = 0.01 level, is there sufficient evidence thatthe average calorie content is greater than 110 calories? 100 125150 160 120 125 145 100
