Scatter Plots and Predictions

Scatter Plots and Predictions

Assessment

Flashcard

Mathematics

8th Grade

Hard

8.5.D

Standards-aligned

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9 questions

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1.

FLASHCARD QUESTION

Front

Predict the number of chapters in a book with 180 pages using the trend line from a scatter plot showing the relationship between chapters and pages.

Back

18 chapters

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8.5.D

2.

FLASHCARD QUESTION

Front

If Joe worked 30 hours, how much is he expected to earn? Options: $600, $200, $1000, $800

Back

$600

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3.

FLASHCARD QUESTION

Front

What is a line of best fit used for?

Back

To make predictions

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8.5.D

4.

FLASHCARD QUESTION

Front

Is this line an accurate line estimate of best fit for the data?

Back

Yes

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8.5.D

5.

FLASHCARD QUESTION

Front

Select the statement that best describes the line: The line is the line of best fit., The line is NOT a line of best fit because it does not pass through two points., The line is NOT a line of best fit because it does not go through the middle of the data set., The line is NOT a line of best fit because it does not go through the origin.

Back

The line is NOT a line of best fit because it does not go through the middle of the data set.

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6.

FLASHCARD QUESTION

Front

Which line represents the line of best fit for the scatter plot? Options: A, B, C, D

Back

C

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7.

FLASHCARD QUESTION

Front

Based on the trend line in the scatterplot of heights and weights, what would be the weight of a person who is 72 inches tall?

Back

About 163 lbs

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8.5.D

8.

FLASHCARD QUESTION

Front

Based on the scatterplot, approximate the height of the vertical leap of a 10-year old girl.

Back

12 inches

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8.5.D

9.

FLASHCARD QUESTION

Front

Based on the scatterplot, what is the best prediction of the number of inches a plant will grow after 4 inches of rain? Options: A plant is expected to grow 0.8 inches after 4 inches of rain, A plant is expected to grow 0.2 inches after 4 inches of rain, A plant is expected to grow 1.5 inches after 4 inches of rain, A plant is expected to grow 1 inch after 4 inches of rain.

Back

A plant is expected to grow 1 inch after 4 inches of rain.

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8.5.D