Twa kɔ nsɛm atitiriw so

Sign up for FREE

Copy of OPS Math 8 Topic 4 Summative Assessment (8/9/2024)

Last updated almost 2 years ago

13 Nsɛmmisa

1

8.D.2.c

1

8.D.2.b

1

8.D.2.a

1

8.D.2.a

1

8.D.2.d

1

8.D.2.b

1

8.D.2.a

1

8.D.2.a

1

8.D.2.a

Asemmisa {{asɛmmisaAhyɛnsode}}

1.

(Level 2) Which trend line is the best model of the data? Explain.

Asemmisa {{asɛmmisaAhyɛnsode}}

2.

(Level 2) Which type of association does the scatter plot show?

Weak positive

Weak negative

Strong positive

Strong negative

Nonlinear

1

Asemmisa {{asɛmmisaAhyɛnsode}}

3.

What does the y-intercept of the line represent in this situation?

8.D.2.d

1

Asemmisa {{asɛmmisaAhyɛnsode}}

4.

Predict the weight of a child who is 6 years old.

8.D.2.d

Asemmisa {{asɛmmisaAhyɛnsode}}

5.

(Level 2) Which scatter plot best represents the data in the table?

null

null

null

null

Asemmisa {{asɛmmisaAhyɛnsode}}

6.

(Level 3) The table shows the number of people and the total cost of their movie tickets at various movie theaters. Complete the scatter plot in the workspace to represent the data. Be sure to use appropriate scales, labels, and choice of y-axis.

1

Asemmisa {{asɛmmisaAhyɛnsode}}

7.

Draw a trend line on the scatter plot in the workspace.

8.D.2.c

1

Asemmisa {{asɛmmisaAhyɛnsode}}

8.

Explain how your line fits the data.

8.D.2.c

Asemmisa {{asɛmmisaAhyɛnsode}}

9.

(Level 3) The equation for the trend line that shows the relationship between the amount of sleep Aria gets the night before a test and her test scores is y=3x +62. Use the equation of the trend line to predict her test score when she sleeps for 10 hours.

Asemmisa {{asɛmmisaAhyɛnsode}}

10.

(Level 3) The scatter plot shows the day of a month and the amount of rain in a city. Select all statements that apply.

There is an outlier at Day 26.

There is a cluster of days when it rained between Days 6 and 15.

There is a gap of no rain falling between Days 10 and 26.

There were three days of the month when it rained exactly 27 millimeters.

The greatest difference in the recorded amounts of rain in the city during the month was 3 millimeters.

Asemmisa {{asɛmmisaAhyɛnsode}}

11.

(Level 3) The scatter plot shows the number of passengers at a major airport over a 15-year period from the year 2000. About how many passengers traveled through this airport in the year 2011?

Asemmisa {{asɛmmisaAhyɛnsode}}

12.

(Level 4) Describe a real situation that will show a negative linear association. Explain your reasoning.

Asemmisa {{asɛmmisaAhyɛnsode}}

13.

(Level 4) Which scatter plot most likely represents the relationship between a city's population density and the average rent for a 1-bedroom apartment? Explain.