Determine the correlation coefficient for the data

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Production and Operations Management Assignment - Demand Forecasting

Suregrip Calculator Company (SCC) needs to estimate its sales for next year. The most recent six years of revenue data for the company's popular line of calculators are given below:

Year

Sales Revenues (millions of dollars)

Year

Sales Revenues (millions of dollars)

1

46.7

4

77.9

2

59.3

5

85.1

3

74.2

6

98.0

a. Assuming that the sales data above are representative of sales expected next year, use time series regression analysis to forecast next year's(Year 7's) sales revenues.

b. Determine the correlation coefficient for the data and interpret its meaning.

c. Find the coefficient of determination for the data and interpret its meaning.

Reference no: EM133284757

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