About 10% of the general population is left-handed. However, about 25% of baseball players are left-handed. a. Let X = the number of left-handers in a random sample of 25 people from the general...

About 10% of the general population is left-handed. However, about 25% of baseball players are left-handed.

a. Let X = the number of left-handers in a random sample of 25 people from the general population. State n and p. Find the expected number of left-handers and the standard deviation.

b. let X = the number of left-handers in a random sample of 25 baseball players. State n and p. Find the expected number of left-handers and the standard deviation.