Question

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

Answer 1

Here is R-Code :

here is the output:

F - value ( 2 decimals)

100.98

4.57