Review for Statistics Test 1

Does the following experiment use quantitative or qualitative data?

"Mr. Taddeo wanted to compare the weights (in grams) of different types of liquids."

• Quantitative
• Qualitative

Does the following experiment use quantitative or qualitative data?

"Mia decided to take a survey of her classmates to find out their favorite types of food."

• Quantitative
• Qualitative

At a middle school, the 7th graders will conduct a survey for where to go on a field trip. Which method will result in the least biased decision?

• to randomly ask 8th grade students who went on a field trip last year

• to ask all 7th graders in the 5th period art class

• to ask all 7th graders in the french club

• to ask every other 7th grader who walks into the lunch room

Which scenario would produce the least biased results?

• asking athletes at a gym what their favorite television show is
• asking shoppers at a store where their favorite place to shop is
• asking fans at a baseball game who their favorite baseball team is
• asking students in a college library what their favorite college sports team is

Tags

CCSS.HSS.IC.A.1

CCSS.HSS.IC.B.3

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?

• thirty students who are often tardy
• thirty students who are rarely tardy
• thirty of her friends
• thirty randomly selected students from her school

Tags

CCSS.HSS.IC.A.1

CCSS.HSS.IC.B.3

CCSS.HSS.IC.B.4

There is a negative correlation between the age of a car and the value of a car. Which scatter plot displays this correlation?

• A

• B

• C

• D

Find the range.
5, 15, 10, 20, 15, 10, 15

• 5
• 10
• 15
• 13

Tags

CCSS.4.MD.B.4

In order to find the median, the data must be sorted from least to greatest first.

• True
• False

Tags

CCSS.6.SP.B.5

A data set can have more than one mode

• True
• False

Tags

CCSS.6.SP.A.2

CCSS.6.SP.A.3

CCSS.6.SP.B.5

If you score 76, 85, 97, and 83 on your math tests, what would your median score be? 

• 84
• 90
• 85
• 88

Tags

CCSS.7.EE.B.3