Section 10 Review Two Variable Statistics

What is the relative frequency (to the nearest percent) of boys among those who cannot bike to school? 

• 4%
• 14%
• 13%
• 29%

Tags

CCSS.8.SP.A.4

How many total people were surveyed?

• 78

• 22

• 70

• 100

Tags

CCSS.8.SP.A.4

What letter represents the correlation coefficient?

• r

• c

• t

• s

Tags

CCSS.HSS.ID.C.8

A positive Correlation would be between:

• -1 and 0

• -1 and 1

• 0 and 1

• 1 and 10

Tags

CCSS.HSS.ID.B.5

What is a good estimate for the correlation coefficient in the scatter plot above? 

Tags

CCSS.HSS.ID.C.8

How many Feline's are Microchipped?

• 58

• 250

• 308

• 167

Tags

CCSS.8.SP.A.4

• Positive, strong
• Positive, weak
• Zero
• Negative, strong

Tags

CCSS.HSS.ID.B.5

Rank these scatter plots according to the intensity of the correlation represented, from weakest to strongest.

• 1, 2, 3, 4
• 2, 4, 3, 1
• 4, 3, 2, 1
• 1, 3, 4, 2

Tags

CCSS.HSS.ID.B.5

• This residual graph represents a linear fit.
• This graph represents a nonlinear fit.
• This residual graph represents no fit.

• This residual plot represents a linear fit.
• This residual plot represents a nonlinear fit.
• This residual plot represents no fit.