(Solved): 1- Suppose x is a normally distributed random variable with a
mean of 6 and a standard deviation of ...
1- Suppose x is a normally distributed random variable with a
mean of 6 and a standard deviation of 3. The probability that x is
between 1.67 and 11.86 is _____.
2-Assume z is a standard normal random variable. Then P(–1.8 ? z
? 1.03) equals _____.