What is the estimated freshman gpa for a student

Assignment Help Basic Statistics

Reference no: EM131409470

Interested in the possible relationship between the size of his tip versus the size of the check and the number of diners in the party, a food server has recorded the following for a sample of 8 checks:

494_Tab 03.jpg

a. Determine the multiple regression equation and interpret the partial regression coefficients.

b. What is the estimated freshman GPA for a student who scored 1100 on the SAT exam and had a cumulative class rank of 80%?

c. Determine the 95% prediction interval for the GPA of the student described in part (b).

d. Determine the 95% confidence interval for the mean GPA of all students similar to the one described in part (b).

e. Determine the 95% confidence interval for the population partial regression coefficients, 1 and 2.

f. Interpret the significance tests in the computer printout.

g. Analyze the residuals. Does the analysis support the applicability of the multiple regression model to these data?

Reference no: EM131409470

Questions Cloud

Who was ida wells barnett : Who was Ida Wells Barnett? Who was Madam C.J. Walker? What other important black women lived during this time and what were their contributions

Sketch the titration curve : H2X is a diprotic acid with Ka1 = 1.4·10-4 and Ka2 = 8.1·10-9. Suppose 100. mL of 0.100 M H2X(aq) is titrated with 0.100 M KOH(aq). Calculate pH for the following volumes of the base added: a) 0 mL; b) 50 mL; c) 100 mL; d) 150 mL; e) 200 mL; f) 25..

Describe how you will measure progress toward your success : Describe how you will measure progress toward your success. Describe how being an innovation leader could potentially enable you to foster positive social change.

What purpose does a grand jury or preliminary hearing serve : What purpose does a grand jury or preliminary hearing serve in adjudicating felony offenses? Should one of these methods be abandoned, and if so, which one

What is the estimated freshman gpa for a student : Determine the multiple regression equation and interpret the partial regression coefficients.- What is the estimated freshman GPA for a student who scored 1100 on the SAT exam and had a cumulative class rank of 80%?

Calculate the ph of a buffer solution : Calculate the pH of a buffer solution prepared from 0.155 mol of phosphoric acid, 0.250 mole of KH2PO4, and enough water to make 0.500 L of solution.

Execute a business plan for identified new business venture : Analyze and develop a framework for sustainability using the triple bottom line (people, planet and profit). Execute a business plan for an identified new business venture.

Select a health care organization-perform a needs analysis : Carefully read through all components (listed below) required for completion of the Research Project. In selecting your project topic, ensure that you will be able to ascertain the appropriate data/information needed to complete the project in ter..

What is the empirical formula of a compound : What is the empirical formula of a compound that consists of 39.99% carbon, 6.73% hydrogen, and 53.28% oxygen?

User Account

All Pages