1 answer

Consider the following discrete random variables W is the number of times heads is observed when a fair coin is

Question:

Consider the following discrete random variables


W is the number of times heads is observed when a fair coin is tossed 10 times.
X is the number of red balls drawn when 10 balls are drawn without replacement from an urn containing 50 red balls and 30 green balls.
Y is the number of hearts received when a 10-card hand is dealt from a standard deck.
Z is the number of hearts drawn when 1 card is drawn at random from each of 10 separate decks.


Which of these random variables have a Binomial distribution?

A. W only

B. Z only

C. W and Z only

D. W, Y and Z only

E. all of them


Answers

o here w and a will be Binomid هي لعلننلهوه مطمعالمهبط نقل منه فهي ممتطلحمعيههن. ههبوو independent trial so option c.

.

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