Based on labor? statistics,17% of workers in a particular profession are female.

Complete parts a through e below based on a random sample of 8 workers in this profession.

a. What is the probability that exactly one worker in the sample is female??

The probability is _____

?(Round to four decimal places as? needed.)

b. What is the probability that fewer than 4 workers in the sample female??

The probability is ____

?(Round to four decimal places as? needed.)

c. What is the probability that more than 2 workers in the sample are female??

The probability is ____

?(Round to four decimal places as? needed.)

d. What are the mean and standard deviation for this? distribution

The mean number of females is ______________

?( Type an integer or a? decimal.)

The standard deviation of the number of females is_________

?(Round to four decimal places as? needed.)