Semester 1 Review Part 1

What can we determine from the correlation coefficient? 

• Style + Type
• Percentage + Direction
• Strength + Direction
• Strength + Style

Tags

CCSS.HSF-LE.A.1B

The correlation coefficient is a number "r" such that:

• -1<r<1

• -1>r>1

• -1≤r≤1

• -1≥r≤1

Tags

CCSS.HSS.ID.B.6

CCSS.HSS.ID.C.8

r=0.3

• Strong positive 
• Weak positive
• Strong negative
• Weak negative 

Tags

CCSS.HSF-LE.A.1B

Estimate the correlation coefficient.

• r=0
• r=-1
• r=1
• r=2

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

What is the domain of the graph?

• y≥1
• x ≥ 1
• All real numbers
• none of these

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.B.5

What is the range of the graph?

• y≥1
• x≥1
• All real numbers
• none of these

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.B.5

What is the domain of the graph?

• -7 ≤ x < 5
• -3 ≤ x < 1
• -3 ≤ y < 1
• -7 ≤ y < 5

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.B.5

What is the domain?

• -3 < y ≤ 3
• -4 ≤ y ≤ 5
• -4 ≤ x ≤ 5
• -3 < x ≤ 3

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.B.5

Find the slope of the line that passes through the points (2, 4) and (6, 12)

• 1/2
• -1/2
• 2
• -2

Tags

CCSS.8.EE.B.5

Find the slope of the line.

• -2
• 2
• -1
• 1

Tags

CCSS.8.EE.B.5