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Trendlines Introduction

Last updated almost 6 years ago

3 questions

Note from the author:

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8.5.D

1

8.5.D

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8.5.D

Making Predictions froma  trendline

Question 1

1.

The scatterplot and trendline show the realtionship between the number of rainy days in a month and the number of umbrellas sold each month. How many umbrellas will they sell if there are 5 rainy days in a month?

Question 2

2.

Angela recorded the price of different weights of several bulk grains. She made a scatterplot of her data. If you draw a trendline for the scatterplot, how do you know whether your trend line is a good fit for the data? You can use the sentence stem: I know the trend line is a good fit for the data because
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Question 3

3.

You will show your work below and use the data in the table to
1) Make a scatterplot and draw a trend line.
2) Then use the trendline to predict the apparent temperature at 70% humidity.