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?

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...