Determine whether the following is a probability distribution. If not, identify the requirement that is not...

Determine whether the following is a probability distribution. If not, identify the requirement that is not satisfied. If yes, find the mean and standard deviation.

X P(X)

1 0.15

2 0.13

3 0.15

4 0.10

5 0.10

6 0.37

Solutions

Expert Solution

TOPIC:PMF,mean and standard deviation of the given discrete random variable.

orchestra answered 1 year ago

Next > < Previous

Related Solutions

Determine whether the distribution is a discrete probability distribution. If not, state why.

Determine whether the distribution is a discrete probability distribution. If not, state why. x P(x) 0 0.1 1 0.5 2 0.05 3 0.25 4 0.1

Determine whether or not the distribution is a discrete probability distribution and select the reason why...

Determine whether or not the distribution is a discrete probability distribution and select the reason why or why not. x −4 −3 −2 P(X=x) 0.55 0.39 0.06 Answer First, decide whether the distribution is a discrete probability distribution, then select the reason for making this decision. Decide Yes No Reason Since the probabilities lie inclusively between 0 and 1 and the sum of the probabilities is equal to 1. Since at least one of the probability values is greater than...

In ad determine whether the given procedure results in a binomial distribution For those that are not binomial identify at least one requirement that is not satisfied.

In ad determine whether the given procedure results in a binomial distribution For those that are not binomial identify at least one requirement that is not satisfied. For those that are define the binomial random variable. a) Drawing 5 cards from a deck of cards, with replacement, and counting the number of clubs. b) Drawing 5 cards from a deck of cards, without replacement, and counting the number of clubs c) Surveying 1000 college students by asking them how many credits they are...

Determine whether the distributions below are probability distributions. If not, what characteristic of the distribution is...

Determine whether the distributions below are probability distributions. If not, what characteristic of the distribution is the reason? Bulleye Hit Darts X P(X = x) 0 0.64 1 0.26 2 0.18 3 0.04 4 -0.12 Bullseye's Hit in Darts X P(X = x) 0 0.69 1 0.16 2 0.12 3 0.08 4 0.03 Bullseye's Hit in Darts X P(X = x) 0 0.57 1 0.26 2 0.11 3 0.04 4 0.02 Bullseye's Hit in Darts X P(X = x) 0...

1) determine whether the distribution represents a probability distribution if not state why x 15 16...

1) determine whether the distribution represents a probability distribution if not state why x 15 16 20 25 p(x) 0.2 0.5 0.7 -0.8 2) Suit sales: the number of suits sold per day at a retail store is shown in the table with corresponding probabilities find the mean, variance and standard deviation of the distribution x 0 1 2 3 4 P(X) .31 .42 .21 .04 .02 3) dice game: a person pays $2 to play a certain game by...

Determine whether or not the given procedure results in a binomial distribution. If not, identify which...

Determine whether or not the given procedure results in a binomial distribution. If not, identify which condition is not met. Spinning an American roulette wheel 63 times and recording the number of times the ball lands on green. Yes? Or No?

4.) Determine whether the following probability experiment is a binomial experiment. If the probability experiment is...

4.) Determine whether the following probability experiment is a binomial experiment. If the probability experiment is not a binomial experiment, state why? a.) In a town with 400 citizens, 100 randomly selected citizens are asked to identify their religion. The number who identify with a Christian religion is recorded. b.) An experiment is conducted in which a single die is cast until a 3 comes up. The number of throws required is recorded.

Determine whether the following are examples of theoretical probability, subjective probability, or relative frequency. a) After...

Determine whether the following are examples of theoretical probability, subjective probability, or relative frequency. a) After taking the exam you believe there is a 90% chance that you passed. b) Last month the bus was on time 70% of the time so you believe that there is a 70% chance that the bus will be on time today. c) Your friend tells you her job interview went well and she believes there is a 75% chance that she will get...

Compute P(X) using the binomial probability formula. Then determine whether the normal distribution can be used...

Compute P(X) using the binomial probability formula. Then determine whether the normal distribution can be used to estimate this probability. If so, approximate P(X) using the normal distribution and compare the result with the exact probability. n=40, p=0.35, X=20 P (X) = Can the normal distribution be used to approximate thisprobability? Approximate P(X) using the normal distribution. Use a standard normal distribution table. Select the correct choice below and fill in any answer boxes in your choice. By how much...

Subjects