A regression analysis done with Excel for the relationship between Theplacement test scores and the final grades for 20 students who took theregular course were recorded and yielded the following output.SUMMARY OUTPUTRegression StoristicsMultiple R 0.45351R Square 0.20567Adjusted F 0.16155Standard E 16.1747Observatic20ANOVAMSFSS4.660731219.35gnificance F0.0446111219.35RegressiorResidualTotal18 4709.2 261.62219 5928.55Chart AreaCoefficientsandard Errt StatP-value Lower 95% Upper 95%ower 95.0%pper 95.0%0.0192 5.95316 59.0587 5.95316 59.0587Intercept32.5059 12.6386 2.57195X Variable 0.47106 0.2182 2.15887 0.04461 0.01264 0.92948 0.01264 0.92948According to the model, If the placement test score is 79, the course grade willbeA. 32.51B. 69.64C. 32.95D. 91

The regression model to predict the course grade using placement test score is y=32.51+0.47x.

Answered: According to the model, If the…

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According to the model, If the placement test score is 79, the course grade will be

Calculus For The Life Sciences

2nd Edition

ISBN:9780321964038

Author:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.

Publisher:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.

Chapter2: Exponential, Logarithmic, And Trigonometric Functions

Section2.CR: Chapter 2 Review

Problem 111CR: Respiratory Rate Researchers have found that the 95 th percentile the value at which 95% of the data...

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Question

100%

A regression analysis done with Excel for the relationship between The
placement test scores and the final grades for 20 students who took the
regular course were recorded and yielded the following output.
SUMMARY OUTPUT
Regression Storistics
Multiple R 0.45351
R Square 0.20567
Adjusted F 0.16155
Standard E 16.1747
Observatic
20
ANOVA
MS
F
SS
4.66073
1219.35
gnificance F
0.04461
1
1219.35
Regressior
Residual
Total
18 4709.2 261.622
19 5928.55
Chart Area
Coefficientsandard Errt Stat
P-value Lower 95% Upper 95%ower 95.0%pper 95.0%
0.0192 5.95316 59.0587 5.95316 59.0587
Intercept
32.5059 12.6386 2.57195
X Variable 0.47106 0.2182 2.15887 0.04461 0.01264 0.92948 0.01264 0.92948
According to the model, If the placement test score is 79, the course grade will
be
A. 32.51
B. 69.64
C. 32.95
D. 91

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