Log out Go to App
Go to App

Learning Materials

Features

Discover

Chapter 12: Q.40 (page 718)

Does the line seem to fit the data? Why or why not?

Short Answer

Expert verified

A relationship is linear because points fall close to the straight line. Therefore, the line will be fit into the data.

Step by step solution

01

Given information

Given in the question that the table,

Year
# flu cases diagnosed
# flu deaths
Pre-1981
91
29
1981319121
19821,170453
19833,0761,482
19846,2403,466
198511,7766,878
19861903211,987
198728,56416,162
198835,44720,868
198942,67427,591
199048,63431,335
199159,66036,560
199278,53041,055
199378,83444,730
199471,87449095
199568,50549,456
199659,34738,510
199747,14920736
199838,39319,005
199925,17418,454
200025,52217,347
200125,64317,402
200226,46416,371
total802,118489,093
02

Explanation

The scatter plot is shown below:

The above graph shows that there is a positive association between the variables as slopes go upward from left to right. Also, a relationship is linear because points fall close to the straight line. Therefore, the line will be fit into the data.

Unlock Step-by-Step Solutions & Ace Your Exams!

  • Full Textbook Solutions

    Get detailed explanations and key concepts

  • Unlimited Al creation

    Al flashcards, explanations, exams and more...

  • Ads-free access

    To over 500 millions flashcards

  • Money-back guarantee

    We refund you if you fail your exam.

Start your free trial

Over 30 million students worldwide already upgrade their learning with Vaia!

One App. One Place for Learning.

All the tools & learning materials you need for study success - in one app.

Get started for free

Most popular questions from this chapter

Use the following information to answer the next five exercises. A random sample of ten professional athletes produced the following data where xis the number of endorsements the player has and yis the amount of money made (in millions of dollars).

x
y
x
y
0
2
5
12
3
8
4
9
2
7
3
9
1
3
0
3
5
13
4
10

Draw a scatter plot of the data

The price of a single issue of stock can fluctuate throughout the day. A linear equation that represents the price of stock for Shipment Express is y=15–1.5xwhere x is the number of hours passed in an eight-hour day of trading.

What are the slope and y-intercept? Interpret their meaning.

60. The following table shows the poverty rates and cell phone usage in the United States. Construct a scatter plot of the data

Year
Poverty Rate
Cellular Usage per Capita
2003
12.7
54.67
2005
12.6
74.19
2007
12
84.86
2009
12
90.82

Amelia plays basketball for her high school. She wants to improve to play at the college level. She notices that the number of points she scores in a game goes up in response to the number of hours she practices her jump shot each week. She records the following data:

X(hours practicing jump shot)Y(points scored in a game)
515
722
928
1031
1133
1236

Construct a scatter plot and state if what Amelia thinks appears to be true.

Enter your data into your calculator or computer. The pre-1981 data should not be included. Why is that so?
See all solutions

Recommended explanations on Math Textbooks

Pure Maths

Read Explanation

Decision Maths

Read Explanation

Discrete Mathematics

Read Explanation

Theoretical and Mathematical Physics

Read Explanation

Probability and Statistics

Read Explanation

Geometry

Read Explanation
View all explanations

What do you think about this solution?

We value your feedback to improve our textbook solutions.

Study anywhere. Anytime. Across all devices.

Sign-up for free