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The Common Cricket Can Be Used as a Crude ThermometerCompute the Least-Squares Regression Line for Predicting the Temperature from the Colder

Question 11
Multiple Choice
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Multiple Choice

The common cricket can be used as a crude thermometer. The colder the temperature, the slower the rate of chirping. The table below shows the average chirp rate of a cricket at various temperatures.
 Chirp Rate  (chirps/second)  Temperature (F)2.461.93.883.63.771.82.0473.465.13.975.8\begin{array}{cc}\hline \begin{array}{c}\text { Chirp Rate } \\\text { (chirps/second) }\end{array} & \begin{array}{c}\text { Temperature } \\\left({ }^{\circ} \mathrm{F}\right)\end{array} \\\hline 2.4 & 61.9 \\3.8 & 83.6 \\3.7 & 71.8 \\2.0 & 47 \\3.4 & 65.1 \\3.9 & 75.8 \\\hline\end{array}
Compute the least-squares regression line for predicting the temperature from the chirp ra

A) y=14.354+21.6004xy = 14.354 + 21.6004 x
B) y=21.6004+19.2632xy = 21.6004 + 19.2632 x
C) y=19.2632+21.6004xy = 19.2632 + 21.6004 x
D) y=21.6004+14.354xy = 21.6004 + 14.354 x

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