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Naya [18.7K]
2 years ago
11

Help me with this please ​

Mathematics
1 answer:
Bess [88]2 years ago
3 0

Answer:

A

Step-by-step explanation:

Brainliest PLEASE

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A laptop company claims up to 11.0 hours of wireless web usage for its newest laptop battery life. However, reviews on this lapt
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Answer:

Step-by-step explanation:

given that a  laptop company claims up to 11.0 hours of wireless web usage for its newest laptop battery life. However, reviews on this laptop shows many complaints about low battery life. A survey on battery life reported by customers shows that it follows a normal distribution with mean 10.5 hours and standard deviation 27 minutes.

convert into same units into hours.

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=P(X

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d)  The time of use that is exceeded with probability 0.9 is

is 90th percentile = 10.885

8 0
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