2023 Category 2

The water level​ (a)   at a rate of ​ (b)   m/h.

• decreases
• 0.25
• increases
• 1
• 4

Tags

CCSS.8.F.B.4

CCSS.HSF.IF.B.6

Which correlation best describes the strength of the linear association between the number of species added to the United States endangered species list and the year?

• Weak negative correlation, because r ≈ –0.91

• Weak negative correlation, because r ≈ –0.09

• Strong negative correlation, because r ≈ –0.91

• Strong negative correlation, because r ≈ –0.09

• (5, -4)

• (-2, -5)

• (9, 1)

• (-8, 3)

The graph of a linear function, f, is shown. What is the zero of f?

• -3

• 3

• 2

• -6

Tags

CCSS.HSF-IF.C.7A

Which function best models the data in the table?

• f(x) = 296 - 41x

• f(x) = 337 - 41x

• f(x) = 317 - 38x

• f(x) = 296 - 38x

Tags

CCSS.HSF.LE.A.2

A line contains the points (-2, -2) and (4, 2). What is the slope of the line?

• A. -2/3

• B. 3/2

• C. 2/3

• D. -3/2

Tags

CCSS.8.EE.B.5

If the second equation in the system is y = 0.80x, what is the best estimate of the price of a discounted ticket?

• A. $13.95

• B. $14.55

• C. $13.25

• D. $11.15

What are the x-intercept and the y-intercept of the line?

• x-intercept: (8, 0) y-intercept: (0, -2)

• x-intercept: (-2, 0) y-intercept: (0, 4)

• x-intercept: (-2, 0) y-intercept: (0, 8)

• x-intercept: (4, 0) y-intercept: (0, 8)

What is the rate of change of height off the ground with respect to the number of steps?

• 14 in. per step

• 7 in. per step

Tags

CCSS.HSF-LE.A.1B