Mathematics, 27.02.2020 22:57 dee1334
In 2004, ACT, Inc. reported that 74% of 1644 randomly selected college freshmen returned to college the next year. The study was stratified by type of college-public or private. The retention rates were 71.9% among 505 students enrolled in public colleges and 74.9% among 1139 students enrolled in private colleges. a) Will the 95% confidence interval for the true national retention rate in private colleges be wider or narrower than the 95% confidence interval for the retention rate in public colleges? Explain. b) Do you expect the margin of error for the overall retention rate to be larger or smaller? Explain
Answers: 1
Mathematics, 21.06.2019 22:30
3. a sum of $2700 is to be given in the form of 63 prizes. if the prize is of either $100 or $25, find the number of prizes of each type.
Answers: 1
Mathematics, 22.06.2019 00:00
Heather is a cashier. she can ring up 1212 customers in 99 minutes. at this rate, how many minutes does it take her to ring up 44 customers?
Answers: 1
In 2004, ACT, Inc. reported that 74% of 1644 randomly selected college freshmen returned to college...
Mathematics, 10.02.2021 20:10
Mathematics, 10.02.2021 20:10
Mathematics, 10.02.2021 20:10
Mathematics, 10.02.2021 20:10
Spanish, 10.02.2021 20:10
Mathematics, 10.02.2021 20:10
Mathematics, 10.02.2021 20:20
Mathematics, 10.02.2021 20:20
Arts, 10.02.2021 20:20
German, 10.02.2021 20:20
Mathematics, 10.02.2021 20:20