1. The following chart is data over an 8 month period that shows how much a company spent in advertising and the sales revenue for that month   MONTH ADVERTISING $ SALES $ March 900 56000 April 2700 89200 May 3150 98500 June 1300 54000 July 3400 97000 Aug 1500 56000 Sept 2300 93000 Oct 2250 79000   a)What is the correlation coefficient? (round to 2 decimals) describe how you utilized excel to arrive at this number (recommended) or show the formula you utilized to arrive at this answer

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1. The following chart is data over an 8 month period that shows how much a company spent in advertising and the sales revenue for that month

 

MONTH

ADVERTISING $

SALES $

March

900

56000

April

2700

89200

May

3150

98500

June

1300

54000

July

3400

97000

Aug

1500

56000

Sept

2300

93000

Oct

2250

79000

 

a)What is the correlation coefficient? (round to 2 decimals) describe how you utilized excel to arrive at this number (recommended) or show the formula you utilized to arrive at this answer

 

 

 

Good afternoon! With this question if possible I would like to have a step by step process on how to utilize excel with mathmatics. I have never used it before and would like to understand how to get to the answer. Thank you very much!

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 Is it a positive or negative correlation?

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