Data Analysis Review

Eric surveyed 402 employees at the company who worked in Marketing Department. Is this a random sample of allthe employees at the company?

• yes

• no

Tags

CCSS.HSS.IC.B.3

Karen surveyed the first seven shoppers at the produce stand.  Is this sample of shoppers at the produce stand likely to be biased?

• yes
• no

Tags

CCSS.7.SP.A.1

CCSS.7.SP.A.2

Two teammates were comparing data from five basketball games.

Andrew scored 10, 14, 8, 12, and 11 points.

Leroy scored 7, 12, 9, 11, and 16 points.

When comparing each boy’s points, which measure(s) have a value of 11?

• range of Andrew's points

• range of Leroy's points

• mean and mode of both boys' points

• mean and median of both boys' points

Tags

CCSS.6.SP.B.5D

CCSS.HSS.ID.A.2

What is the highest score in the class?

• 88%
• 100%
• 13
• 98%

Tags

CCSS.4.MD.B.4

What is the range of the test scores?

• 15
• 100
• 6
• 10

Tags

CCSS.4.MD.B.4

What is the MEDIAN of this data?

• 65
• 40
• 915
• 13

Tags

CCSS.6.SP.A.2

CCSS.6.SP.A.3

CCSS.6.SP.B.5

Leslie surveyed the 9 youngest students in the elementary school.  Is this sample of the students in the school likely to be representative?

• yes
• no

Tags

CCSS.6.SP.A.1

CCSS.6.SP.A.2

When a sample does not accurately represent the population it is a:

• A. Unbiased sample

• B. Biased sample

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

15. Is the following question biased? 
Are stoplights needed at the intersection of Main and Perry Streets?

• A. Not biased/ Unbiased
• B. Biased

Tags

CCSS.RL.11-12.6

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