Question

In: Statistics and Probability

The Scholastic Aptitude Test (SAT) contains three parts: critical reading, mathematics, and writing. Each part is...

The Scholastic Aptitude Test (SAT) contains three parts: critical reading, mathematics, and writing. Each part is scored on an 800-point scale. A sample of SAT scores for six students follows.

Student Critical
Reading		 Mathematics Writing
1 524 535 531
2 597 585 588
3 461 465 446
4 556 565 551
5 435 478 432
6 425 453 419

a. Using a  level of significance, do students perform differently on the three portions of the SAT?

Source
of Variation		 Sum of Squares
(to whole number)		 Degrees
of Freedom		 Mean Square
(to whole number)
(to 2 decimals)		 -value
(to 4 decimals)
Treatments
Blocks
Error
Total

Solutions

Expert Solution

Here is R-Code :


here is the output:

F - value ( 2 decimals)

100.98

4.57

orchestra answered 2 years ago
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