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Yuri [45]
2 years ago
6

An amateur golfer wishes to determine if there is a difference between the drive distances of her two favorite drivers. (A drive

r is a specialized club for driving the golf ball down range.) She hits fourteen balls with driver A and 10 balls with driver B. The drive distances (in yards) for the trials are shown below.
Driver A
282 246 253 302 264 248 275
214 269 283 303 257 233 279
Driver B
249 235 251 269 218
252 220 292 263 239
Assume that the populations are approximately normal. Construct a 90% confidence interval for the difference between the mean drive distances for the two drivers. Be sure to include all necessary steps using an organized approach.
Mathematics
1 answer:
OLEGan [10]2 years ago
8 0

Answer:

,,,,,,,,,,,,,,,,,,,,,,,,,

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Goshia [24]

Answer:

(4^{-2})^5=\dfrac{1}{4^{10}}

Step-by-step explanation:

The given expression is : (4^{-2})^5

We need to simplify the above expression.

We know that, x^{-a}=\dfrac{1}{x^a}

or

(4^{-2})^5=(\dfrac{1}{4^2})^5\\\\=\dfrac{1^5}{(4^2)^5}\\\\\because (x^b)^c=x^{b\times c}\\\\=\dfrac{1}{4^{10}}

So, the simplified form of the given expression is \dfrac{1}{4^{10}}. Hence, the correct option is (A).

5 0
3 years ago
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5 0
2 years ago
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Fofino [41]

Answer:

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Step-by-step explanation:

Im not to sure giohg ohojhtjot

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Answer: 9

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8 0
4 years ago
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andre [41]

Answer: ?

Step-by-step explanation:

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