The results of a sample of 7 data points are presented below in terms of the Average Daily Temperature (oF) and the Average Monthly Precipitation (inches): Average Daily temperature x 86 81 83 89 80 74 64 Average Monthly Precipitation y 3.4 1.8 3.5 3.6 3.7 1.5 0.2 a- Draw a scatter plot b- Compute the correlation coefficient c- State the hypothesis and test the correlation significance at a = 0.0
The results of a sample of 7 data points are presented below in terms of the Average Daily Temperature (oF) and the Average Monthly Precipitation (inches): Average Daily temperature x 86 81 83 89 80 74 64 Average Monthly Precipitation y 3.4 1.8 3.5 3.6 3.7 1.5 0.2 a- Draw a scatter plot b- Compute the correlation coefficient c- State the hypothesis and test the correlation significance at a = 0.0
Chapter4: Linear Functions
Section: Chapter Questions
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The results of a sample of 7 data points are presented below in terms of the Average Daily Temperature (oF) and the Average Monthly Precipitation (inches):
Average Daily temperature x |
86 |
81 |
83 |
89 |
80 |
74 |
64 |
Average Monthly Precipitation y |
3.4 |
1.8 |
3.5 |
3.6 |
3.7 |
1.5 |
0.2 |
a- Draw a
b- Compute the
c- State the hypothesis and test the correlation significance at a = 0.01
d- Determine the regression line equation
e- Plot the regression line on the scatter plot (on same graph)
f- Calculate the standard error of estimate
g- Find the 95% prediction interval for the 95oF average daily temperature
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