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Social ScienceFind the indicated area under the curve of the standard normal distribution, then convert it to a percentage and fill in the blank. About _____% of the area is betweenzequalsnegative 1.5 andzequals1.5 (or within1.5 standarddeviations of the mean).
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negative 1.5
and
1.5
(or within
standard
of the mean).
Expert Answer
We have to find P(-1.5 < Z < 1.5) = ….?
Using standard normal table:
P(Z<1.5) = 0.9332
Image Transcriptionclose
We know P(-1.5<Z<1.5) P(Z <1.5)-P(Z <-1.5)
Now we have to find P(Z<-1.5) = ………….?
P(Z<-1.5) = ...
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