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Statistics Question Help - Suppose X is a normal distribution

Statistics Question Help - Suppose X is a normal distribution for which the mean is 1 and the variance is 4. Find:

a. Pr(X≤3)
b. Pr(X=1)
c. Pr(X>1.5)
d. Pr(2<X<5)
e. Pr(-1<x<.5)
f. Pr(1<-2X+3<8)
g. Pr(lXl<2)

Any help would be appreciated, Thanks

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