Mathematics, 12.12.2019 22:31, Trendymwah4211
Gre test: the graduate record examination (gre) is a test required for admission to many us graduate schools. student’s scores on the quantitative portion of the gre follow a normal distribution with standard deviation of 8.8. suppose a random sample of 10 students took the test, and their scores are given below: 152, 126, 146, 149, 152, 164, 139, 134, 145, 136 a) find a point estimate of the population mean. b) construct a 95% confidence interval for the true mean score for this population. c) how many students should be surveyed to estimate the mean score within 3 points with 95% confidence? d) how many students should be surveyed to estimate the mean score within 1 point with 95% confidence? e) how many students should be surveyed to estimate the mean score within 0.5 points with 95% confidence?
Answers: 2
Mathematics, 21.06.2019 13:30, khenalilovespandas
Which point is a solution to the inequality shown in this graph (-3,-3)(3,-1)
Answers: 2
Mathematics, 21.06.2019 21:00, jonquil201
These box plots show the number of electoral votes one by democratic and republican presidential candidates for the elections from 1984 through 2012. which statement best compares the spread of the data sets
Answers: 2
Gre test: the graduate record examination (gre) is a test required for admission to many us graduat...
Geography, 02.03.2020 22:53