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Use the Following Information for Questions:
a Representative Sample y^\hat{y}

Question 84

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Use the following information for questions:
A representative sample of 190 students resulted in a regression equation between y = left hand spans (cm) and x = right hand spans (cm) . The least squares regression equation is y^\hat{y} = 1.46 + 0.938 x. The error sum of squares (SSE) was 76.67, and total sum of squares (SSTO) was 784.8.
-Use the empirical rule to find an interval that describes the left hand spans of approximately 95% of all individuals who have a right hand span of 26 cm.


A) (23.12, 25.66)
B) (24.57, 27.12)
C) (28.33, 30.87)
D) None of the above

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