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1. Find the probability of the area above z=-3 2. Find the probability to the left of z = 2.32 3. Find the probability between z = -2.5 and z = -1.2 4. Find the probability greater than z=3.19 5. Find the probability below z = -2.27​

Sagot :

Answer:

z=3 2.

P(2.<x<3) = 0.0214

P(x<2. or x>3) = 0.9786

P(x<2.) = 0.97725

P(x>3) = 0.0013499

z = 2.32 3.

P(2.32<x<3.) = 0.0088205

P(x<2.32 or x>3.) = 0.99118

P(x<2.32) = 0.98983

P(x>3.) = 0.0013499

z = -2.5

P(2.<x<5) = 0.02275

P(x<2. or x>5) = 0.97725

P(x<2.) = 0.97725

P(x>5) = 0

Step-by-step explanation: