A family has five children. The probability of having a girl is 1/2. What is the

Question

A family has five children. The probability of having a girl is 1/2. What is the probability of having 2 girls followed by 3 boys? Round the answer to the fourth decimal place. A .1875 B .6252 C .0313 D. 3125 A die is rolled twice. Write the indicated event in set notation. The sum of the rolls is 13. A {(6, 7)} B {(6, 7), (7, 6)} C {(7, 6)} D Find the expected value for the random variable. A 3.6 B 3.5 C 32 d 3.7 find the odds in favor of the indicated event. Randomly drawing a 1 from the cards pictured below. A 1 to 5 B 5 to 1 C 4 to 1 D 1 to 4 Solve the problem. If a angle fair die is rolled, find the probability of a 5 given that the number rolled is odd. A 1/3 B 1/2 C 1/6 D 2/3 Q31. Find the probability of the following card hands from a 52-card deck. In poker, aces are either high or low. A bridge hand is made up of 13 cards. In poker, a flush (5 in same suit) in any suit A. 00196 B. 00122 C. 000347 D. 000495

Explanation / Answer

Answer - 26:

P(Girl) = 1/2

P(Boy) = 1/2

Since each birth is independent of others,

P(2 Girls followed by 3 Boys)

= (1/2)2 * (1/2)3

= (1/2)5

= 1/32

= 0.0313

Option C is correct.

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