Casio STAT 2 Manuel d'utilisateur télécharger pdf (Page 79)

Introduction

Take a partner, a rubber ball, and a measuring tape to a space next to a wall.

Line up the meter stick vertically against the wall. From about one meter off the

ground, let the ball bounce close to the measuring tape. Measure where the ball

bounces on the first through sixth bounce. Repeat this three times and calculate

the average height for each bounce. Record the data in the chart below:

Problems and Questions

1. What type of relationship is there between bounce number and bounce height?

How do you know?

_______________________________________________________________________________

2. Plot a scatterplot of bounce height versus bounce number. Draw the scatterplot in

the box below.

3. What is the non-linear regression equation for this graph? What do the values in

your equation mean?

_______________________________________________________________________________

Name _____________________________________________ Class ________ Date ________________

Activity 14 • Bouncing Balls

Height Trial 1

(m)

Height Trial 2

(m)

Height Trial 3

(m)

Average

Height (m)

Bounce

1 2 ... 74 75 76 77 78 79 80 81 82 83 84 ... 96 97

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Casio STAT 2 Manuel d'utilisateur Page 79