a) The probability that both are defective. If A and B are disjoint, P(A) = 0.4 and P(B) = 0.5, then P(A AND B) = 0.2.A coin is tossed four times. Find the probability that: a. you have all orange candies. a. 2 of the men are brothers. (b) Compute the probability of randomly selecting...Your instructor administers a 5 question multiple-choice test. a. 3. c. Binomial. What is the random variable, what are its possible values, and are its values numerical?

c. P( the complement of the event A or B) d. Report your answer...In a study of brand recognition, 735 consumers knew of MicroSoft, and 23 did not. None of the cars travel over 35 mph through...In a box of assorted cookies, 36\% contain chocolate and 12\% contain nuts. x 0 1 2 3 4 5 6 7...Consider a random variable X which takes on values 1, 2 and 3 with probability 0.25, 0.5 and 0.25, respectively.

You either will win or lose a backgammon game. One ticket has a face value of $10,000, five tickets have face values of $1000 each, twenty tickets are worth $500 each, thirty tickets have face va...Can you explain the differences between Poisson distribution, Normal approximation, and Hypergeometric distribution?Suppose Y is a discrete random variable with pmf p(y) = P(Y = y) = \frac{2y}{n(n+1)} for y = 1,2,...,n Does the pmf p(y) satisfies conditions of a pmf?Calculate the following probabilities : A. P(3 \le x less than 6) B. P(x greater than 3) C. P(x \le 4) D. P(2 less than x \le 5).Why does it make sense that an F statistic of 1 implies there is no effect of your independent variable?With the parameters : n=16 p=0.6 (a.) What is the (approximate) probability that a randomly selected adult has shopped on the Internet?
Out of the 17 people sent, what is the probability th...Basket contain 2 white balls, 5 yellow balls and 3 balls consider selecting one ball at a time from the basket. Consider selecting one ball at a time from the basket.

1.8 C. 0.48,The expected value of X^2 is equal to (Please show the working process.) a. What are the t...A large airline keeps track of the number of no-shows for one of its most important commuter flights.

The flu virus is coming. For each classification of freshman and sophomore, there is a math major, an art major, and a biology major. b) What is...True or False. 1/4 c. 1/16,Given P(A and B) = 0.23, P(A) = 0.76, what is P(\frac{B}{A})?

a) 1/13 b) 12/13 c) 1/4 d) 3/4,A system contains two components, A and B.

You randomly select 8 households and ask them if they would feel secure if they had $50,000 in savings. Repeat (1) excep...Suppose that A and B are independent events such that P(\bar{A}) = 0.70 and P(B) = 0.40. What is the probability that the sum of the numbers shown will be 6 when rolling two?Consider a standard deck of 52 cards with 4 aces. (a) Assuming the ball selection is with replacement, what is the probabilit...Police department data on burglaries reports as: |x(No.
(a) Compute the probability of randomly selecting a ten or a six. ),What is the probability that the next person chosen will be in the 30-39 or 40-49? A large parking structure in Honolulu has issued 449 parking permits. The results are compiled below (but aren't complete) and are used as theo...Henry had a batting average of 0.341 last season (out of 1000 at-bats, he had 341 hits). Use these confidence interval limits to find the margin of error, E .What is the expected value of the sum of the points if you roll a die twice?A company is taking a survey to find out whether people like its product.

Ninety of the applicants are women. |X| 0| 1| 2| 3 |P(X)| 0.3| 0.3| 0.3| 0.1.Borachio works in an automotive tire factory. Find the expected value--that is, how many sales will you make per day on average? (a) What is the probability that a randomly selected tulip bulb is r...Find the probability of rolling a sum of 14 on a pair of 16 sided dice.Assume that 5 % of the population is allergic to peanuts. P (A) = 0.41 and P (B) = 0.32 P (A or B) =____.a) Show that p(n) = (frac{1}{2})^{n + 1} for n = 0,1,2, ... is a valid PMF for a discrete r.v. Example 2: Let us consider an example when a pair of dice is thrown.

|x |P(x) |50 |0.3 |60 |0.4 |70 |0.2 |80 |0.1 |90 |0.2.A bag contains 6 cherry, 3 orange, and 2 lemon candies. a) assuming the ball selection is without replacement.