Standard Unit 7 Review Quizizz

Interview every 10th student who enters the school in the morning.

• simple random

• voluntary response

• systematic

• convenience

Tags

CCSS.HSS.IC.B.3

Marianne wanted to know students' opinion on the new schedule at school. She survey's the first 30 students who come into her class.

• Convenience Sampling

• Systematic Random Sampling

• Simple Random Sampling

• Volunteer response

Tags

CCSS.HSS.IC.B.3

A teacher wants to know the average time spent doing homework by the students in her class of 20 girls and 5 boys.

She selects the five closest to her desk.

• simple random

• Self Selected.

• Convenience

• Systematic Random

Tags

CCSS.HSS.IC.B.3

A ___ is a large group that includes everything being studied.

• Sample
• Stratified Sampling Method
• Population
• Voluntary-Response

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

A ___ is a small portion of the population used to gather data from.

• Systematic Sampling Method
• Sample
• Population
• Bias

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

To get valid results, a sample must be...

• biased

• unbiased

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

Convenience sample and voluntary response sample are types of...

• biased samples

• unbiased samples

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

To determine how many students at Shull would attend the dance, the principal surveyed the students in Ms. Miller's math class. 10 students said they would attend and 15 said they would not attend. It can be concluded that half the students at Shull will attend the dance. Is this conclusion valid? Why or why not?

• Yes, this is a simple random sample. So the sample is unbiased.

• No, this is a convenience sample. So the sample is unbiased.

• No, this is a voluntary response sample. So the sample is biased.

• No, this is a convenience sample. So the sample is biased.

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

The Student Council asked every tenth student in the lunch line how they preferred to be contacted with school news. The results are shown in the table. Is this an unbiased sample? If yes, suppose there are 684 students at the school. How many can be expected to prefer E-mail?

• No, it's a biased sample

• 432

• 304

• 16

Tags

CCSS.7.SP.A.2

A sample should be

• representative of  only middle school students only
• a very large group
• representative of the population
• representative of people who volunteer

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1