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18 October, 03:21

For the population of people who suffer occasionally from migraine

headaches, suppose 50% get some relief from taking Ibuprofen. Suppose we select a random sample of 84 people who suffer from migraines.

The probability that at least 60% of those in our sample will get relief from Ibuprofen is ...

A. 0.60

B. 0.97

C. 0.03

D. 0.52

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  1. 18 October, 03:35
    0
    The probability is 60% in our sample so we get relief from ibuprofen is 0.60

    Step-by-step explanation:

    From the given statement as 84 is random sample and 50% got relief from i ibuprofen. The probability at least 60% so

    60/100 = 0.60 value
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