Question

Which of the following conclusions can be obtained from purely descriptive measures and which can be obtained by inferential methods?

a) The last four semesters the instructor taught Intermediate Algebra, an average of 15 people passed the class.
Descriptive

b) The next time the instructor teaches Intermediate Algebra, we can expect approximately 15 people to pass the class.
Inferential

c) This instructor will never pass more than 20 people in an Intermediate Algebra class.

Descriptive
d) The last four semesters the instructor taught Intermediate Algebra; no more than 20 people passed the class.
Descriptive

e) Only 5 people passed one semester because the instructor was in a bad mood the entire semester.
Descriptive

f) The instructor passed 20 people the last time he taught the class to keep the administration off of his back for poor results.

Descriptive
g) The instructor passes so few people in his Intermediate Algebra classes because he doesn't like teaching that clas