Of the 30 students in Mr. Smith’s class, 7 of them participated in the school bake
sale. In Mrs. Johnson’s class, 5 of the 25
students in her class also participated.
Which class had a higher percentage of
students participate?

Ms. sutton recorded the word counts and scores of the top ten essays in a timed writing contest. the table shows her data. how does the word count of an essay relate to its score in the contest? word count tends to decrease as the score decreases. word count tends to increase as the score decreases. word count tends to remain constant as the score decreases. word count has no apparent relationship to the score of the essay.

The head librarian at the library of congress has asked her assistant for an interval estimate of the mean number of books checked out each day. the assistant provides the following interval estimate: from 740 to 920 books per day. what is an efficient, unbiased point estimate of the number of books checked out each day at the library of congress?

The table represents a linear function. what is the slope of the function? –6 –4 4 6