Question

in a distribution exactly normal 7% of the items are under 35 and 89% are under 63. What are the Standard Deviation and mean of the distribution? it is given that P(0 <z<1.48) = 0.4300, P(0 <z<0.18) = 0.0700 P(0<Z<1.23) = 0.3900​

Answer 1

Answer:

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