Statistics

Based on a recent survey of 500 students, the circle graph below shows how students communicate with friends. 150 more students chose social media apps than phone calls to communicate with friends?

• True

• False

Students in a math class were asked which hand they preferred to use for writing. The bar graph shows the results. Of students that had a preference, 25% chose the left hand.

• True

• False

The cafeteria manager took a poll of 150 students to find the most popular lunch. The circle graph below displays the data.

24 more students chose spaghetti and pizza than corn dogs, tacos, and cheeseburgers as their favorite lunch?

• True

• False

Band members are selling magazines to raise $150 for a field trip. The bar graph below shows the amount six band members have collected so far. Paul, Jim, and Dan are boys and Jane, Mia, and Bryn are girls. Of the total money raised so far, the girls exceed the boys by 7%.

• True

• False

What is the mean of the following set of numbers: 4, 8, 12, 16, 20?

Mathematical Equivalence

ON

What is the median of the following set of numbers: 3, 7, 9, 6, and 12?

• 6

• 7

• 9

• 5

The bar graph displays grades for a 7th grade class. The percent of students that made an A is 33%.

• True

• False

There are 300 seventh graders, 75 students prefer choir.

• True

• False

How many inches higher is the median of the girls' heights compared to the boys'?

• 1

• 2

• 66

• 67

TRUE OR FALSE: A bag of marbles has 1 yellow, 2 blue, 3 red, and 4 green marbles. The probability of picking a yellow marble is 0.

• True

• False