Elements Of Statistics - The table below gives the amount of time

Question # 00846418 Posted By: wildcraft Updated on: 10/03/2023 12:02 AM Due on: 10/03/2023
Subject Economics Topic General Economics Tutorials:
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Elements Of Statistics

7.2 Content Mastery Test


After studying and reviewing the concepts and practices, answer all the questions provided on the module concepts: correlation and simple linear regression.

The table below gives the amount of time students in a class studied for a test and their test scores.

Hours Studied    1    0    3    1.5    2.75    1    0.5    2 Test Score    78    75    90    89    97    85    81    80   

Graph the data on a scatter plot, find the line of best fit, and write the equation for the line you draw.

1. Consider the following aspects when submitting your test:

· Build the scatter plot and bring a conclusion about its use of it.

· Determine the correlation coefficient.

· Determine the standard error

· Determine the regression equation.

· According to the regression equation found, bring the meaning for coefficients, b0, and b1, and provide a conclusion based on these values

· Find the value of the test score when hours studied equals 7.

Contribute a minimum of 2 pages. It should include at least 2 academic sources, formatted and cited in APA.

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