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Delicious77 [7]
3 years ago
13

Someone i really need no one ever helps me please someone help. And if i dont finish i am gonna get in trouble

Mathematics
1 answer:
Taya2010 [7]3 years ago
5 0
Idk what your asking of me

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445 randomly selected light bulbs were tested in a laboratory, 316 lasted more than 500 30) hours. find a point estimate of the
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Point estimate of bulbs that lasted more than 500 hrs = x/N = 316/445 ≈ 0.71 = 0.71*100 = 71%
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