CCA Chapter 6 Algebra 1 Practice Test

Which choice best describes the direction of the association?

• Positive

• Negative

• Neither

Tags

CCSS.HSS.ID.B.5

Which choice best describes the form of the association?

• Exponential

• Linear

• Quadratic

• None of these

Tags

CCSS.8.F.A.3

Does this graph show any outliers? If so, which point is an outlier?

• Yes, (1.5, 76)

• Yes, (6.7, 98)

• No, there are no outliers

Tags

CCSS.8.SP.A.1

Which choice best describes the strength of the association?

• Strong

• Weak

• No Association

Tags

CCSS.HSS.ID.B.5

Create a scatterplot on your calculator using this data. Do not delete the data from your calculator yet!

What is the slope, m, for the Least Squares Regression Line?

• 0.776

• 0.948

• 1.53

• 2.14

Tags

CCSS.8.EE.B.5

This is the same data from the last question!

What is the y-intercept for the Least Squares Regression Line?

• 0.776

• 0.948

• 1.53

• 2.14

Tags

CCSS.8.EE.C.8C

• For every degree of increase, the sales increase by $30.

• For every 30 degrees of increase, the sales increase by $1.

• For every degree of increase, the sales decrease by $188.

• For every 188 degrees of increase, the sales decrease by $1.

Tags

CCSS.HSF.LE.B.5

• 188

• 220

• 442

• 630

Tags

CCSS.HSF.LE.B.5

Estimate the correlation coefficient for the graph.

Tags

CCSS.HSS.ID.C.8

Daisy received $2 on her first birthday. Each year, the amount of money she received tripled. How much money will she receive on her 5^th birthday?

• $10

• $300

• $162

• $416

Tags

CCSS.HSF.BF.A.2