From the given information we have 30% of patients fail to pay medical bills and the debts are eventually forgiven. Number of patients treated is 2000. Here Probability of successes
b) According to binomial distribution variance
Standard deviation is
Therefore, the probability that the number of forgiven debts will exceed 700 would be zero. Because it exceeds the value 661.48
A restaurant offers a $12 dinner special with seven appetizer options, 12 choices for an entree, and 6 choices for a dessert. How many different meals are available when you select an appetizer, an entree,and a dessert?
An urn contains 5 white and 10 black balls. A fair die is rolled and that number of balls is randomly chosen from the urn. What is the probability that all of the balls selected are white? What is the conditional probability that the die landed on 3 if all the balls selected are white?