Unit 7b Stats Review for Test

To evaluate the defect rate of its memory chips, an integrated circuit manufacturer tests every 100th chip off the production line.

• Biased Sample

• Unbiased Sample

To determine the most popular children’s programs, a television station asks parents to call in and complete a phone survey.

• Simple Random Sample

• Systematic Random Sample

• Convenience Sample

• Voluntary Response Sample

A real estate agent surveys people about their housing preferences at an open house for a luxury townhouse.

• Simple Random Sample

• Systematic Random Sample

• Convenience Sample

• Voluntary Sample

Airline boarding passes are marked with red stars at random to decide which passengers should have their carry-on luggage inspected.

• Simple Random Sample

• Systematic Random Sample

• Convenience Sample

• Voluntary Response Sample

To determine how often people eat out, every tenth person entering a Chinese restaurant is surveyed.

• Simple Random Sample

• Systematic Random Sample

• Convenience Sample

• Voluntary Response Sample

What is the median?

• 62
• 58
• 66
• 60

Tags

CCSS.6.SP.A.2

CCSS.6.SP.A.3

CCSS.6.SP.B.5

What value is the lower quartile (Q1)?

• 66
• 58
• 60
• 64

Tags

CCSS.6.SP.A.1

CCSS.6.SP.A.2

CCSS.6.SP.A.3

CCSS.6.SP.B.5

Which box and whisker plot has the smaller median?

• Top plot

• Bottom plot

Tags

CCSS.6.SP.A.2

CCSS.6.SP.A.3

CCSS.6.SP.B.4

CCSS.6.SP.B.5

Which city, Nashville or Dallas, has the largest maximum temperature?

• Nashville

• Dallas

Tags

CCSS.6.NS.C.5

CCSS.6.NS.C.7

What percent of the data is between 25 and 30 on the number line?

• 25%
• `50%
• 75%
• 100%

Tags

CCSS.6.RP.A.3C