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Analyze Surveys/Samples & Measures of Central Tendency

Authored by Molly Girt

Mathematics

8th - 9th Grade

15 Questions

CCSS covered

Used 18+ times

Analyze Surveys/Samples & Measures of Central Tendency
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1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

A public library asked every 10th person who entered to name the type of book they were getting. Is this sample biased or unbiased?

Biased

Unbiased

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

2.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

A new cable TV station wants to study the viewing habits of households in the United States. The station surveys every household that purchased a new TV within the last 2 years in New York. Is this random sampling?

Yes

No

Tags

CCSS.HSS.IC.B.3

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

A poll is taken from 100 seniors in a high school where the senior class has 575 students. The students polled represent a ____________.

Sample

Population

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

What is the mode in this set of numbers:
7, 14, 20, 3, 7, 14, 2, 14, 7

7
20
7 & 14
none of the above

Tags

CCSS.6.SP.B.5

CCSS.6.SP.A.3

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

A hospital wants to open a gym but is trying to determine what hours the gym should be open. They ask the night-shift ER staff when they would use the gym. Is this sample biased or unbiased?

Biased

Unbiased

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

6.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

The number of pages that Annie wrote in her journal each day from Monday to Friday is shown below:

9, 8, 12, 6, 10

What is the mean number of pages she wrote per day?

5

6

9

11

Tags

CCSS.6.SP.B.5C

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

What is the range of the dot plot?

9
5
4
6

Tags

CCSS.6.SP.B.5

CCSS.6.SP.A.2

CCSS.6.SP.B.4

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