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Question 2  The following regression output was obtained. The regression model is Test scores on student teacher ratio. When your research assistant cut and pasted the results for you, there were several vital pieces of information missing. See output below: SUMMARY OUTPUT Regression Statistics Multiple R 0.226362751 R Square (a) Adjusted R Square 0.048970335 Standard Error 18.5809675 Observations 420 ANOVA                            df            SS                            MS                           F Regression       1                        7794.110041    7794.110041    22.57511055 Residual          418                      144315.4836     345.2523531 Total               419                       (b)                                Coefficients                                                         Standard                                                         Error              t Stat     P-value Intercept                   698.9329523  9.467491444 str                            -2.279808287  0.479825567   (c) (d) STR stands for student teacher ratio. In your local school district, the STR is 25 students to 1 teacher. In another less affluent area, class sizes are much larger with an STR of 35. Predict the test scores of the two school districts

- November 14, 2022 - Edwin Tunner

Question 2 
The following regression output was obtained. The regression model is Test scores on
student teacher ratio. When your research assistant cut and pasted the results for you, there
were several vital pieces of information missing. See output below:

SUMMARY
OUTPUT
Regression Statistics
Multiple R 0.226362751
R Square (a)
Adjusted R Square 0.048970335
Standard Error 18.5809675
Observations 420
ANOVA
                           df            SS                            MS                           F
Regression       1                        7794.110041    7794.110041    22.57511055
Residual          418                      144315.4836     345.2523531
Total               419                       (b)

                               Coefficients
                                                        Standard
                                                        Error              t Stat     P-value
Intercept                   698.9329523  9.467491444
str                            -2.279808287  0.479825567   (c)

(d) STR stands for student teacher ratio. In your local school district, the STR is 25 students to 1 teacher. In another less affluent area, class sizes are much larger with an STR of 35. Predict the test scores of the two school districts

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