An unfair coin is tossed 20 times if the probability of success is 0.65 and the...

 

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An unfair coin is tossed 20 times if the probability of success is 0.65 and the number of successes is a random variable X, then the variance of this probability distribution will be; (There will be Binomial distribution now) Select one: O a. 7.55 O b. None O c. 4.55 O d. 9.55 An unfair coin is tossed 20 times if the probability of success is 0.65 and the number of successes is a random variable X, then the variance of this probability distribution will be; (There will be Binomial distribution now) Select one: O a. 7.55 O b. None O c. 4.55 O d. 9.55