The following data gave X = the water content of snow on April 1 and Y = the yield from April to July (in inches) on the Snake River watershed in Wyoming for 1919 to 1935. (The data were taken from an article in Research Notes,Vol. 61, 1950, Pacific Northwest Forest Range Experiment Station, Oregon). 23.1 32.8 31.8 32.0 30.4 24.0 39.5 24.2 52.5 37.9 30.5 25.1 12.4 35.1 31.5 21.1 27.6 y 10.5 16.7 18.2 17.0 16.3 10.5 23.1 12.4 24.9 22.8 14.1 12.9 8.8 17.4 14.9 10.5 16.1 (a) Estimate the correlation between Y and X. Round your answer to 3 decimal places. (b) Test the hypothesis that Ho: p = 0 against H|:p # 0 with a = 0.10. Statistical Tables and Charts Reject the null hypothesis. Do not reject the null hypothesis.
The following data gave X = the water content of snow on April 1 and Y = the yield from April to July (in inches) on the Snake River watershed in Wyoming for 1919 to 1935. (The data were taken from an article in Research Notes,Vol. 61, 1950, Pacific Northwest Forest Range Experiment Station, Oregon). 23.1 32.8 31.8 32.0 30.4 24.0 39.5 24.2 52.5 37.9 30.5 25.1 12.4 35.1 31.5 21.1 27.6 y 10.5 16.7 18.2 17.0 16.3 10.5 23.1 12.4 24.9 22.8 14.1 12.9 8.8 17.4 14.9 10.5 16.1 (a) Estimate the correlation between Y and X. Round your answer to 3 decimal places. (b) Test the hypothesis that Ho: p = 0 against H|:p # 0 with a = 0.10. Statistical Tables and Charts Reject the null hypothesis. Do not reject the null hypothesis.
Chapter4: Linear Functions
Section: Chapter Questions
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Transcribed Image Text:The following data gave X = the water content of snow on April 1 and Y = the yield from April to July (in inches) on the Snake River
watershed in Wyoming for 1919 to 1935. (The data were taken from an article in Research Notes,Vol. 61, 1950, Pacific Northwest
Forest Range Experiment Station, Oregon).
x 23.1 32.8 31.8 32.0 30.4 24.0 39.5 24.2 52.5 37.9 30.5 25.1 12.4 35.1 31.5 21.1 27.6
y 10.5
16.7 18.2
17.0 16.3 10.5 23.1
12.4 24.9 22.8 14.1 12.9
8.8
17.4 14.9 10.5 16.1
(a) Estimate the correlation between Y and X. Round your answer to 3 decimal places.
r =
(b) Test the hypothesis that Ho: p = 0 against H1: p # 0 with a = 0.10.
Statistical Tables and Charts
Reject the null hypothesis.
Do not reject the null hypothesis.
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