MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN: 9781119256830
Author: Amos Gilat
Publisher: John Wiley & Sons Inc
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The mean amount spent on gasoline per month by American households is $387 with a standard deviation of $16.
If a random sample of 44 households is chosen, find the probability that they spend on average between $395
and $400 per month on gasoline.
O 0.8997
O 0.1003
O 0.00046
O 0.0019
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Transcribed Image Text:The mean amount spent on gasoline per month by American households is $387 with a standard deviation of $16. If a random sample of 44 households is chosen, find the probability that they spend on average between $395 and $400 per month on gasoline. O 0.8997 O 0.1003 O 0.00046 O 0.0019
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