Question the-da

3.3 One-Variable Data & Statistics - Data interpretation from tables/graphs
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  • The data for the 5 egories are as follows: 
    • 1: More than halfway above 25 students
    • 2: Less than halfway above 30 students
    • 3: More than halfway above 35 students
    • 4: About halfway above 40 students
    • 5: About halfway above 45 students

A group of students voted on five after-school activities. The bar graph shows the number of students who voted for each of the five activities. How many students chose activity 3 ?

A.

25

B.

39

C.

48

D.

50

The data for the 5 egories are as follows: 1: More than halfway above 25 students

Easy-difficulty · SAT Math · One-Variable Data & Statistics — Data interpretation from tables/graphs. Read the question above, select your answer, and check the full explanation below to understand exactly why the correct choice works.

Answer explanation

Choice B is correct. The height of each bar in the bar graph given represents the number of students that voted for the activity specified at the bottom of the bar. The bar for activity 3 has a height that is between 35 and 40 . In other words, the number of students that chose activity 3 is between 35 students and 40 students. Of the given choices, 39 is the only value between 35 and 40 . Therefore, 39 students chose activity 3 .

Choice A is incorrect and may result from conceptual errors.

Choice C is incorrect. This is the number of students that chose activity 5 , not activity 3 .

Choice D is incorrect and may result from conceptual errors.