Use the binomial distribution in which n = 6 and P= 0.4 to calculate probabilities at x=2

a.

0.68896

b.

0.31104

c.

0.2117

d.

0.13824

The binomial distribution is symmetric if p = 1/5

Select one:

True

False

Suppose you play a game that you can only either win or lose. The probability that you win any game is 30 %, . Each game you play is independent. The expected value is 45 how many number of playing times ?

a.

100

b.

135

c.

None of them

d.

150

The binomial distribution depends on

a.

Sample size and probability of success

b.

Standard deviation and number of successes

c.

Mean and standard deviation

d.

Mean and probability of success