- (7pt) The Scholastic Aptitude Test (SAT) contains threesections: critical reading, mathematics and writing. Each part isscored on a 500-point scale. Information on test scores for the2018 version of SAT is available at the College Board website. Asample of SAT scores for 5 students follow:
                                                                                                                      ANOVA Table
Source of variation | Sum of Squares (SS) | Degrees of freedom | Mean Square (MS) | F |
Treatment | 93.3 | 2.0 | 46.67 | 8.75 |
Error | 64.0 | 12.0 | 5.33 | |
Total | 157.3 | 14 | | |
                SAT scores - 2017
                                                 Â
Student | Reading | Math | Writing |
1 | 453 | 458 | 465 |
2 | 456 | 458 | 459 |
3 | 454 | 460 | 457 |
4 | 458 | 455 | 461 |
5 | 454 | 454 | 463 |
mean | 455 | 457 | 461 |
- (5pt) Conduct a Fisher’s LSD test allowing for 5% error.
- (2pt) The level of difficulty for all the three sections of theSAT, measured by the score, are supposed to be the same. Do youagree with this after the results of the LSD test? WHY?
