What do entertainment, utilities, and reserves have in common?
1 answer:
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Answer: The value of b = 0.99
The probability that a day requires more water than is stored in city reservoirs is 0.161.
Step-by-step explanation:
Given : Water use in the summer is normally distributed with
Standard deviation :
Let x be the combined storage capacity requires by the reservoir on a random day.
Z-score :
The probability that a day requires more water than is stored in city reservoirs is :
Hence, the probability that a day requires more water than is stored in city reservoirs is 0.161
and
If the number you are rounding is followed by 5, 6, 7, 8, or 9, round the number up (+1).
If the number you are rounding is followed by 0, 1, 2, 3, or 4, round the number down (no change).