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What's on the worksheet
- A plant scientist takes a random sample of 14 bamboo shoots in a made-up grove and regresses each shoot's growth y (cm per day) on the soil…
- An ocean buoy logs the wind speed x (km/h) and the wave height y
- A farm adviser takes a random sample of 15 of the 400 rice paddies in a made-up irrigation district.
- A botany class takes a random sample of 14 of the 300 ostrich ferns in a made-up nature preserve.
- A random sample of 6 used snowboards listed on a made-up resale site gives each board's age x (years) and asking price y (dollars):
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The free lesson teaches it with worked examples and practice problems.
Interval for a slope: the lesson ›More Chapter 11 worksheets: Inference for slopes
- 11.1Sampling distribution of the slope
- 11.2Conditions for regression inference
- 11.3Interval for a slope
- 11.4Test for a slope
- 11.5Choosing the right procedure