Find the probability for each house that the electric usage will not exceed 400W. 2. Find the probability that both houses will exceed 400W in usage. 3.Given the probability of 0.02, how much electricity must House B consume to avoid exceeding?
Find the probability for each house that the electric usage will not exceed 400W. 2. Find the probability that both houses will exceed 400W in usage. 3.Given the probability of 0.02, how much electricity must House B consume to avoid exceeding?
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.3: Measures Of Spread
Problem 26PFA
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Question
The daily electric consumption of two houses were recorded. House A has consumes 375W (mean) the standard deviation is 15W. While House B uses 250W (mean), the standard deviation is 22W.
1. Find the probability for each house that the electric usage will not exceed 400W.
2. Find the probability that both houses will exceed 400W in usage.
3.Given the probability of 0.02, how much electricity must House B consume to avoid exceeding?
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