statistics

4. A college student is interested in whether there is a difference between male and female students in the amount of time spent studying each week. The student gathers information from a random sample of male and female students on campus. Amount of time spent studying is normally distributed. The data follow:
Males Females
27 25
25 29
19 18
10 23
16 20
22 15

a. What statistical test should be used to analyze these data?
b. Identify H0 and Ha for this study.
c. Conduct the appropriate analysis.
d. Should H0 be rejected? What should the researcher conclude?

e. If significant, compute the effect size and interpret this.
f. If significant, draw a graph representing the data.

1. 👍 0
2. 👎 0
3. 👁 962

Similar Questions

1. algebra

Giving a test to a group of students, the grades and gender are summarized below A B C Total Male 12 8 3 23 Female 19 18 4 41 Total 31 26 7 64 If one student is chosen at random, Find the probability that the student was NOT a

2. statistics

The Economic Policy Institute periodically issues reports on wages of entry level workers. The Institute reported that entry level wages for male college graduates were \$21.68 per hour and for female college graduates were \$18.80

3. math

At Strawberry State College, the ratio of females to males is 2:1. If there are 2100 students, how many are female and how many are male?

4. statistic****help*****

Show all your work. Indicate clearly the methods you use because you will be graded on the correctness of your methods as well as on the accuracy of your results and explanation. A simple random sample of adults living in a suburb

1. Math

he physics department of a college has 9 male professors, 8 female professors, 10 male teaching assistants, and 13 female teaching assistants. If a person is selected at random from the group, find the probability that the

2. MATH 125 help

Giving a test to a group of students, the grades and gender are summarized below A B C Total Male 4 17 20 41 Female 15 7 19 41 Total 19 24 39 82 If one student is chosen at random, Find the probability that the student did NOT get

3. Algebra

the table shows the results of a survey of college students. find the probability that a student's first class of the day is a humanities class, given the student is female. First class of the day for college students male female

4. Stats

The Economic Policy Institute periodically issues reports on workerâ€™s wages. The institute reported that mean wages for male college graduates were \$37.39 per hour and for female college graduates were \$27.83 per hour in 2017.

1. statistics

A school club consists of 22 male students and 15 female students. If 3 students are selected to represent the club in the student government, what is the probability 2 will be male and 1 will be female?

2. Statistics

The Economic Policy Institute periodically issues reports on wages of entry-level workers. The institute reported that entry-level wages for male college graduates were \$21.68 per hour and for female college graduates were \$18.80

3. math/Do not understand

At a local college,153 of the male students are smokers and 357 are non-smokers. Of the female students,145 are smokers and are 355 non-smokers. A male student and a female student from the college are randomly selected for a

4. Basic Statistics

In each of the following situations state whether or not the given assignment of probabilities to individual outcomes is legitimate, that is, satisfies the rules of probability. If not, give a reason a) roll a die and record the