Statistics & Linear Regression Review

If Joe worked 30 hours, about how much is he expected to earn?

• $600

• $200

• $1000

• $800

Tags

CCSS.7.RP.A.2C

Describe the correlation in the graph shown.

• Strong Negative
• Strong Positive
• Weak Negative
• Weak Positive

Tags

CCSS.HSF-LE.A.1B

Describe the correlation in the graph shown.

• Strong Negative
• Strong Positive
• Weak Negative
• Weak Positive

Tags

CCSS.HSF-LE.A.1B

What type of association does this graph have?

• positive
• negative
• none
• all of the above

Tags

CCSS.HSS.ID.B.6

CCSS.HSS.ID.C.8

What letter do we use to represent correlation coefficient?

• c
• r
• p
• h

Tags

CCSS.HSS.ID.C.8

What would be the correlation between study time and test grades?

• positive
• negative
• none
• cannot be determined

Tags

CCSS.HSF-LE.A.1B

What type of correlation does this graph show?

• Positive
• negative
• none
• all of the above

Tags

CCSS.6.NS.C.8

CCSS.6.SP.B.4

What would be the correlation be between the "number of times a student skips class" and their "exam score"?

• positive correlation
• negative correlation
• no correlation
• cannot be determined

Tags

CCSS.HSF-LE.A.1B

Is r = -0.87 strong, moderate, or weak?

• strong

• moderate

• weak

Tags

CCSS.HSS.ID.B.6

CCSS.HSS.ID.C.8

Find the mean.

10.2, 15, 16.4, 15, 20, 18.1, 16, 24, 18, 22.3

• 17.5

• 18

• 18.5

• 19

Tags

CCSS.6.NS.B.3

CCSS.6.SP.A.2

CCSS.6.SP.A.3

CCSS.6.SP.B.5