CCSS.Math.Content.7.SP.A.2

What percent of students have less than 1,000 songs on their MP3 players?

• 15%
• 80%
• 20%
• 45%

Tags

CCSS.Math.Content.7.SP.A.1

CCSS.Math.Content.7.SP.A.2

How many students were greater than or equal to 60 inches tall?

• 21
• 11
• 17
• 6

Tags

CCSS.Math.Content.7.SP.A.1

CCSS.Math.Content.7.SP.A.2

Shannon has a bag of jelly beans. She removed one jelly bean, recording the color, and then replaced it. She repeated the process several times and record her results in the table. What is the experimental probability of her selecting a red jelly bean?

• 11/33

• 1/3

• 1/4

• 18/26

Tags

CCSS.Math.Content.7.SP.A.2

True or False: all samples lead to a good prediction about an entire population.

• True
• False

Tags

CCSS.Math.Content.7.SP.A.1

CCSS.Math.Content.7.SP.A.2

A wildlife reserve has a population of 70 elephants. A group of researchers trapped 30 elephants and recorded their vital statistics. Of the trapped elephants, 24 were female. If that rate holds true for the entire population of 70 elephants, how many female elephants are on the wildlife reserve?

• 56
• 204
• 100
• 216

Tags

CCSS.Math.Content.7.SP.A.2

Parents at a middle school were randomly selected to participate in a survey.  Forty-Two out of 60 parents who were surveyed support a proposal to buy new computers.  There are 456 parents with students at the middle school.  Predict how many of these parents are likely to support the proposal. 

• 42 parents
• 70 parents
• 137 parents 
• 319 parents

Tags

CCSS.Math.Content.7.SP.A.2

Megan surveyed a random sample of 60 students at her school and found that 42 of them ride the bus to school each day. If there are 320 students at Megan’s school, about how many of them ride the bus to school each day?

• 348
• 224
• 188
• 132

Tags

CCSS.Math.Content.7.SP.A.1

CCSS.Math.Content.7.SP.A.2

6. Ana wants to know the average student’s opinion of the tardy policy at her school. Which group of students should she survey in order to achieve the most accurate results?

• A. Thirty randomly selected students from her school
• B. Thirty students who are rarely tardy
• thirty of her friends

Tags

CCSS.Math.Content.7.SP.A.1

CCSS.Math.Content.7.SP.A.2

How many students spent over 40 minutes but under 60 minutes studying?

• 22 Students
• 30 Students
• 8 Students
• 5 Students

Tags

CCSS.Math.Content.7.SP.A.1

CCSS.Math.Content.7.SP.A.2

The list below shows the number of shirts of different types that Savannah sold one day at a store.

• Shirt with vertical stripes: 6
• Shirt with horizontal stripes: 4
• Shirt with a school mascot: 5
• Shirt that is plain: 18

Based on these results, what is the most reasonable prediction of the number of shirts with a school mascot that will be sold out of the next 165 shirts sold?

• 25

• 160

• 28

• 140

Tags

CCSS.Math.Content.7.SP.A.1

CCSS.Math.Content.7.SP.A.2