CA CPT Model Test Paper 6 with solutions for online practice

Question : 199 of 200

Marks: +1, -0

Find the mean and Standard Deviation of a normal distribution, when 8% of the items are over 64 and 31% are under 45.

[\Given : ∫_0^{0.496}\f(\z)\dz=0.19 \;& \;∫_0^1.405\f(\z)\dz=0.42]

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