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victus00 [196]
3 years ago
13

yearly 17% rate of failure. Answer the following question.What is the probability that if you buy four computers, at least 1 wil

l fail within a year?
Mathematics
1 answer:
almond37 [142]3 years ago
5 0
68%. There is a 17% faliure rate for a computer, so if you buy 4 computers...
17 x 4 = 68%

Correct me if Im wrong!
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Answer:

<h2>А. 3, 5, 7</h2><h2 />

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3 years ago
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A.)

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3 years ago
Which measure represents the standard deviation of the sample means and is used in place of the population standard deviation wh
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The measure represents the standard deviation of the sample means and is used in place of the population standard deviation when the population parameters are unknown is; t-test.

<h3>Which measure is used when the population parameters are unknown?</h3>

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Read more on t-test;

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