A random sample of size n=523 from a population whose parameter is p=0.7.
p = 0.7
1 - p = 1-0.7=0.3
n = 523
mean of the distribution of sample mean
= p =0.7
standard deviation of the distribution of sample means
= [p ( 1 - p ) / n] = [(0.7*0.3) / 523 ] = 0.02
P( < ) =
Get Answers For Free
Most questions answered within 1 hours.