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The table below shows a sample waiting time between eruptions and the duration of the eruption...

The table below shows a sample waiting time between eruptions and the duration of the eruption of the old faithful geyser in Yellowstone National Park, Wyoming , USA

Eruption          270         230       272      121     130     288     102     276

Waiting           81            74         82        60       52       76       59        88

1. compute the correlation and give an interpretation.

2 Use the least -squares regression line to predict the waiting times for the eruption lasting 222 seconds.

math   Statistics-And-Probability   
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