Scatter Plot Graph in Excel
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(a) Use Excel to make a scatter plot of the data. (b) Select the data points, right-click, select Add Trendline, select the Options tab, and choose Display equation on chart and Display R-squared value on chart.(c) Interpret the fitted slope. (d) Is the intercept meaningful? Explain. (e) Interpret the R2.
12.18 Portfolio Returns (%) on Selected Mutual Funds Portfolio
Last Year (X) This Year (Y)
11.9 15.4
19.5 26.7
11.2 18.2
14.1 16.7
14.2 13.2
5.2 16.4
20.7 21.1
11.3 12.0
− 1.1 12.1
3.9 7.4
12.9 11.5
12.4 23.0
12.5 12.7
2.7 15.1
8.8 18.7
7.2 9.9
5.9 18.9
12.19 Number of Orders and Shipping Cost ShipCost
Orders (X) ($) Ship Cost (Y)
1,068 4,489
1,026 5,611
767 3,290
885 4,113
1,156 4,883
1,146 5,425
892 4,414
938 5,506
769 3,346
677 3,673
1,174 6,542
1,009 5,088.
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Solution Summary
The solution examines scatter plot trendlines to determine the regression analysis.
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