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Solved: Time-Series Graphs. In Exercises construct the

Elementary Statistics | 12th Edition | ISBN: 9780321836960 | Authors: Mario F. Triola ISBN: 9780321836960 18

Solution for problem 10BSC Chapter 2.4

Elementary Statistics | 12th Edition

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Elementary Statistics | 12th Edition | ISBN: 9780321836960 | Authors: Mario F. Triola

Elementary Statistics | 12th Edition

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Problem 10BSC

Time-Series Graphs. In Exercises construct the time-series graph.

Home Runs Listed below are the numbers of home runs in major league baseball for each year beginning with 1990 (listed in order by row). Is there a trend?

Step-by-Step Solution:
Step 1 of 3

Problem 10BSC

Answer:

Step1 of 3:

We have Listed below are the numbers of home runs in major league baseball for each year beginning with 1990 (listed in order by row).

3317

3383

3038

4030

3306

4081

4962

4640

5064

5528

5693

5458

5059

5207

5451

5017

5386

4957

4878

4655

Step2 of 3:

We need to check Is there a trend?

Step3 of 3:

Let us know what is trend?

Consider,

Trend:A trend line, often referred to as a line of best fit, is a line that is used to represent the behavior of a set of data to determine if there is a certain pattern. A trend line is an analytical tool used most often in conjunction with a scatter plot (a two-dimensional graph of ordered pairs) to see if there is a relationship between two variables.

A line graph is obtained by using Excel and steps are as follows

Enter...

Step 2 of 3

Chapter 2.4, Problem 10BSC is Solved
Step 3 of 3

Textbook: Elementary Statistics
Edition: 12
Author: Mario F. Triola
ISBN: 9780321836960

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