Log In Start studying!

Select your language

Suggested languages for you:
Answers without the blur. Sign up and see all textbooks for free! Illustration

Q.45

Expert-verified
Introductory Statistics
Found in: Page 718
Introductory Statistics

Introductory Statistics

Book edition OER 2018
Author(s) Barbara Illowsky, Susan Dean
Pages 902 pages
ISBN 9781938168208

Answers without the blur.

Just sign up for free and you're in.

Illustration

Short Answer

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

It is not a right decision to fit linear line in the data, because from the graph there is an increase in year 2002, the number of AIDS cases diagnosed decreased year by year

See the step by step solution

Step by Step Solution

Step 1: Given information

Given in the question that a table,

Year # flu cases diagnosed # flu deaths
Pre-1981 9129
1981319121
19821,170453
1983 3,0761,482
1984 6,2403,466
1985 11,7766,878
198619,03211,987
1987 28,56416,162
198835,44720,868
1989 42,67427,591
1990 48,634 31,335
1991 59,660 36,560
1992 78,530 41,055
1993 78,83444,730
1994 71,87449,095
1995 68,50549,456
1996 59,34738,510
1997 47,14920,736
1998 38,39319,005
1999 25,174 18,454
2000 25,52217,347
2001 25,64317,402
2002 26,464 16,371
Total 802,118 489,093

Step 2: Explanation

From the graph, it can conclude that there is an increase in AIDS cases diagnosed until 1993 . After that, from year 1993 through year 2002, the number of AIDS cases diagnosed decreased year by year. It is not a right decision to fit linear line in the data.

Recommended explanations on Math Textbooks

94% of StudySmarter users get better grades.

Sign up for free
94% of StudySmarter users get better grades.