The following table shows students' test scores on the first two tests in an introductory statistics class.Firsttest, xSecondtest, y95 41 868243Statistics Test Scores52 75 74 43 8452 70 60 7091 56 74 72 42 78 57 72 54 63Copy DataStep 2 of 2: If a student scored a 61 on his first test, make a prediction for his score on the second test. Assume the regression equation is appropriate for prediction.Round your answer to two decimal places, if necessary.

The given data is as follows: First test, xSecond test,…

Answered: The following table shows students'…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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Complete the statement. When all points fall on the regression line, the value of the correlation coefficient is...
The data show the chest size and weight of several bears. Find the regression equation, letting chest size be the independent (x) variable. Then find the best predicted weight of a bear with a chest size of 40 inches. Is the result close to the actual weight of 352 pounds? Use a significance level of 0.05. Chest size (inches) *Weight (pounds) 44 54 328 528 41 55 39 51 418 580 296 503 Click the icon to view the critical values of the Pearson correlation coefficient r. - What is the regression equation? x (Round to one decimal place as needed.)
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