A Amateur Golfer Wishes to Determine If There Is a Difference

question 39

Multiple Choice

A amateur golfer wishes to determine if there is a difference between the drive distances of her two favorite drivers. (A driver is a specialized club for driving the golf ball down $r$ i She hits fourteen balls with driver A and 10 balls with driver B. The The drive distances ( for the trials are show below.
$\begin{array}{l}\text { Driver A }\\\begin{array}{lllllll}\hline 302 & 283 & 283 & 291 & 241 & 268 & 276 \\\hline 263 & 296 & 268 & 291 & 262 & 274 & 278 \\\hline\end{array}\end{array}$

$\begin{array}{lllll}{\text { Driver B }} \\\hline 247 & 313 & 246 & 208 & 261 \\\hline 283 & 237 & 245 & 224 & 249 \\\hline\end{array}$

Assume that the populations are approximately normal. Can you conclude that there is a difference in the mean drive distances for the two drivers? Use the $\alpha = 0.01$ level of significance.

• A) Yes
• B) No

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