We repeat the information from exercise. a. Decide, at the 10% significance level, whether the data provide
Question:
We repeat the information from exercise.
a. Decide, at the 10% significance level, whether the data provide sufficient evidence to conclude that x is useful for predicting y.
b. Find a 90% confidence interval for the slope of the population regression line.
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x 12 y 3 4 3 8 ŷ = 1 + 2x
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