Chapter 9 Diagnostic

_________ is a sample in which each individual or object in the entire population has an equal chance of being selected.

• Sample

• Population

• Random Sample

• Quartile

Tags

CCSS.HSS.IC.A.1

CCSS.HSS.IC.B.3

CCSS.HSS.IC.B.4

Surveying all the members of the football team about their favorite sport.

• biased

• unbiased

Finding out the most popular sport among eighth-grade students. Surveying every fourth student from an alphabetical list of all the eight-graders.

• biased

• unbiased

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 randomly choose some 7th grade students to select a location
• to ask all 7th grade teachers and administrators for a location
• to ask the student council to choose a location

Tags

CCSS.HSS.IC.A.1

CCSS.HSS.IC.B.3

How many cities have temperatures between 70 degrees and 99 degrees?

• 44
• 34
• 26
• 62

How many students received a score in the 90s?

• 6
• 2
• 91%
• 17

Tags

CCSS.4.MD.B.4

To find the mean of a set of numbers, add up all the items and divide by...

• 2
• The minimum
• The maximum
• The number of items

Tags

CCSS.6.SP.A.2

CCSS.6.SP.A.3

CCSS.6.SP.B.5

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

• True
• False

Tags

CCSS.6.NS.C.7

CCSS.6.SP.A.3

CCSS.6.SP.B.5

What is the mode?

• The average
• The number that appears most often.
• The largest number - the smallest number
• The number in the middle.

Tags

CCSS.6.SP.B.5

A data set can have more than one mode

• True
• False

Tags

CCSS.6.SP.B.5C