a. What is the expected number of red balls you will get each time?

Q: what is the binominal probability distribution

A: Introduction to binomial distribution:Consider a random experiment involving n independent trials,…

Q: Find the probability distribution for the number of tails that will occur when 4 coins are tossed.

A: Given data: The numbers of coins tossed are n=4. The expression for the sample space is, S=HHHH,…

Q: The random variables X and Y have joint pdf (x(1+3y²) fxy (x, y) = 0 < x < 2, 0< y < 1 4 0,…

A: Solution: The joint pdf of (X,Y) is given by  fXY(x,y)=x(1+3y2)4     0&lt;x&lt;2,  0&lt;y&lt; 10…

Q: 12. You know that the probability of getting a certain rare disease is .0004. In a town of 10,000…

A: Solution: 12. From the given information, probability of getting a certain rare diseases is 0.0004…

Q: If n=6 and mean= .40 , what is the probability that X>1?

A: Given,n=6 , mean=0.40A random variable X~Binomial(n, p)

Q: Find the probability that one otter will initiate social grooming four or more times during the…

A: We have given thatthe random variable follows Poisson distribution with parameter = 6.8Formula:

Q: A black jack player is attempting a new strategy at the table. He plays 250 hands and calculates his…

A: The expected value is a measure of the long-term average outcome of an event,taking into account the…

Q: d. What is the probability that total waiting time is at most 8 min? e. What is the probability that…

A:

Q: Define the concept of expected value?

A: The expected value of the random variable is nothing but the mean value of the random variable. It…

Q: 5

A: Given Roll a fair, six-sided die.

Q: WHAT IS THE PROBABILITY OF Randomly selecting someone who is between 20 and 34 years old

A: Given that  National age distribution of pie chart.   The people between 20-24 years = 5.2% The…

Q: d) In the long run, what is the probability that the golfer is not putting? (e) The golfer takes…

A: Let P(i) denote the probability that the golfer is practicing their (i)ron game, P(p) denote the…

Q: 47. 911 Calls. Emergency 911 calls to a small municipality in Idaho come in at the rate of one every…

A: a. Expected number of calls in 2 minutes is = 1 Therefore number of calls in 60 minutes/ 1hr =  1*30…

Q: ear in early childhood, occurs at a rate of 1.6 episodes per year. a) What is the probability of not…

A: The number of episodes per year of otitis media, a common disease of the middle ear in early…

Q: What is the probability of scoring below a z-score of +2.91?

A: What is the probability of scoring below a z-score of +2.91?

Q: where did the 14 come from when you multiplied by 182 for the expected count?

A: we need clarify, where did the 4 come from when you multiplied by 182 for the expected count

Q: Another name for the mean is expected value. True

A: 2) Answer:- We know that In probability distribution , Expected value = mean = Σ(Xi*P(Xi)) ,  Xi =…

Q: (1) An airline finds that each passenger who reserves a seat fails to turn up with probability o For…

A: As asked by you, I have answered part 2 of the question. Thank you.

Q: A professor use chi-square test to examine the relationship between smoking and colon cancer. He…

A:

Q: 21. 1000 raffle tickets are sold for $2 each. Three prizes of $200 and two prizes of $100 will be…

A: Cost Prize Profit(X) no. of prize p(X) 2 200 198 3 3/1000 2 100 98 2 2/1000 2 0 -2 995…

Q: Your school is selling raffle tickets as a fundraiser. They sell tickets for $5 each, there are 10…

A:

Q: 4. What is the expected value for a single roll of a 6-sided die? a. 3.5 b. 3 с 4 d1 6

A: The objective of the question is to find the expected value of a single roll of a 6-sided die. The…

Q: d. The probability of getting a royal flush when five cards are selected at random is 49.740- e. The…

A: Classical probability is defined as the perspective on probability that most individuals first…