7th grade Math Random Sampling and Population

A (a)   is a part of a group being surveyed.

• sample
• population
• random sample
• quartile

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

A ​ (a)   is the entire group of objects or individuals considered for a survey.

• population
• sample
• random sample
• quartile

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

A musician wanted to see what people who listened to his last album thought about the songs. Which choice is the best sample?

• Every person who listened to the album.

• A selection of people who didn't want to listen to the album

• 250 girls who listened to the album

• A selection of 3,294 people who listened to the album.

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

Mr. Jackson wants to know his advisory's favorite video game. He picks 5 students to ask.

What is the population?

• All students in 7th grade

• All students in his advisory

• The 5 students he picks

• All students in section 703

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

Ms. Cassermere wants to know 7th grade students' favorite tv show. She picks 20 students to ask.

How should Ms. Cassermere pick her sample?

• Pick 20 students, all in section 702

• Pick 20 students in Kindergarten

• Pick 20 girls

• Pick 20 students in 7th grade

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

Mr. Jackson wants to know his advisory's favorite video game. He picks 5 students to ask.

What is the sample?

• All students in 7th grade

• All students in his advisory

• The 5 students he picks

• All students in section 703

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

Mr. Jackson finds that 3 out of 5 students in his sample pick Fortnite as their favorite video game.

There are 10 students in Mr. Jackson's advisory. How many total students in his advisory would you expect to like Fortnite the most?

Make an equivalent fraction to solve: undefined 

• 3

• 5

• 6

• 10

Tags

CCSS.6.RP.A.3B

The owners of a waterpark are taking a survey to determine how many trips to the park kids in the area take during the summer. They take a survey of kids entering the park on a Monday. Is this a good sampling method?

• No, they should have surveyed kids at the local high school.

• No, many area kids may not come to the water park, they need a random sample of area kids.

• Yes, because those kids who come on Monday more than likely come on other days, too

• No, they should have surveyed kids on Friday and Saturday when more people come to the park.

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

16. Is the following question biased? Remember biased questions lead people to answer a particular way.
Fewer accidents occur at intersections with stoplights than at intersections that do not have stoplights.  Would you be in favor of stoplights  at the intersection of Main and Perry Streets?

• A. Not biased/ Unbiased
• B. Biased

Tags

CCSS.RL.11-12.6

Coach Mullins surveys the students sitting in the back of her room by her desk. This can best be described as......

• Biased sample

• Random sample

• Convenience sample

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1