The following table gives the coal usage and electricity, Ask an Expert

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The following table gives the coal usage and electricity generated by ten randomly selected power stations in South Africa in 1992:

COAL USED (MILLION TONS) POWER GENERATED (MW - HR)

15 35

6 18

10 24

18 32

9 24

7 20

14 32

11 29

5 14

1. Calculated Pearsons correlation coefficient and comment on the value obtained. (show all workings)

2. Determine the line regression line.(show all workings)

3. Estimate the power generated by a power station that consumed 20 million tons of coal. (show all workings)

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Statistics and Probability, Statistics

Category:- Statistics and Probability
Reference No.:- M9368637

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