CA CPT Model Test Paper 4 with solutions for online practice

Question : 190 of 199

Marks: +1, -0

If x be a normal variate with mean 3 and variance 16, find the value of t such that: P (3 ≤ x ≤ t) = 0.4772 (Given: P(Z ≤ 2) = 0.9772, where Z is N (0, 1) variate.)