Question
To find probabilities for a sample of a population you will ned to transform the data to getz x zxusin g the formula z x
To find probabilities for a sample of a population you will ned to transform the data to getz
x
zxusin g the formula
z
x
=Xsamplemean
sample
zx=Xsamplemeansample
The length of time driving spent by student of ages 15 - 19has a mean of 25 minutes with a standard deviation of 1.5 minutes. A random sample of 50 students is selected. What is the probability that the driving time for the sample is less than 24.7 minutes?
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From Fourier Analysis To Wavelets
Authors: Jonas Gomes, Luiz Velho
1st Edition
3319220756, 9783319220758
