Significance, Association, Correlation, and Regression

timer Asked: Oct 22nd, 2018
account_balance_wallet $15

Question Description

Write: In your initial post of at least 550 words, using Exercise 3 on pages 179-180 and Exercise #3 on page 211, complete the following:

  • Using Exercise 3 (pages 179-180),
    • State the null hypothesis.
    • Calculate the difference between the proportions or means.
    • Calculate the standard error of the difference in proportions or means.
    • Conduct the eyeball test and state whether you would accept the null hypothesis or reject the null hypothesis, and explain you reasoning.
  • Using Exercise 3 (page 211),
    • What is the regression equation for this relationship?
    • Interpret the regression equation: What exactly is the effect of x on y? (Look over the Hint provided.)
    • Interpret the y-intercept: What does the intercept tell you, exactly?
    • Discuss the following: Based on the equation, what is the predicted value of y for census tracts that are 15% low-income? What about census blocks that are 25% low-income?
    • Interpret the Adjusted R-square of .94 for these data.

Significance, Association, Correlation, and Regression
Significance, Association, Correlation, and Regression

Unformatted Attachment Preview

Tutor Answer

School: University of Maryland


flag Report DMCA

Good stuff. Would use again.

Similar Questions
Hot Questions
Related Tags
Study Guides

Brown University

1271 Tutors

California Institute of Technology

2131 Tutors

Carnegie Mellon University

982 Tutors

Columbia University

1256 Tutors

Dartmouth University

2113 Tutors

Emory University

2279 Tutors

Harvard University

599 Tutors

Massachusetts Institute of Technology

2319 Tutors

New York University

1645 Tutors

Notre Dam University

1911 Tutors

Oklahoma University

2122 Tutors

Pennsylvania State University

932 Tutors

Princeton University

1211 Tutors

Stanford University

983 Tutors

University of California

1282 Tutors

Oxford University

123 Tutors

Yale University

2325 Tutors