(1 point each) True or False: Determine whether the following situations could b

Question

(1 point each) True or False: Determine whether the following situations could be Binomial trials. a. A multiple-choice test contains 10 questions, each with four choices, and you guess at each question. Let X= the number of questions answered correctly lb. In the next 20 births at a hospital, let X= the number of female births In a bag there are 10 red marbles and 10 blue marbles. Let X = the number of blue marbles you get if you grab 5 of them. d. JeBron has been known to get on a hot streak and won't miss if he sinks 4 in a row. Let X be the number of free throws he will make in the next 10 shots.

Explanation / Answer

Solution:-

a) The number of questions correcctly is 2.5.

X = n × p

X = 10 × 0.25

X = 2.5

b) X = 10

X = n × p

X = 20 × 0.50

X = 10

c) X = 5

X = n × p

X = 10 × 0.50

X = 5

d) X = 2

X = n × p

X = 10 × 0.20

X = 2

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