Kyoko gave Misa a box of marbles for her birthday. If the average number of marbles...

Kyoko gave Misa a box of marbles for her birthday. If the average number of marbles in the brand that Kyoko gave to Misa is 75 with a standard deviation of 4, what is the probability that Misa received more than 77 marbles?

Expert Solution

SEE THE IMAGE. ANY DOUBTS, FEEL FREE TO ASK. THUMBS UP PLEASE

jeff jeffy answered 1 year ago

In a box, there are 400 blue marbles and 100 red marbles. When 200 marbles are...

In a box, there are 400 blue marbles and 100 red marbles. When 200 marbles are randomly chosen from the box, let the random variable X represent the number of chosen blue marbles. (a) Find P(X ≥ 102). [You may leave the answer in terms of “combinations” or “factorials”.] (b) Find P(X = 160) using binomial approximation

Box X contains 3 red, 2 white marbles; box Y contqains red, white marbles A box...

Box X contains 3 red, 2 white marbles; box Y contqains red, white marbles A box os selected at random; a marble is drawn and put into the other box; then a marble is drawn from the second box Find the probability that both marbles drawn are of the same color

There is a box of 20 marbles. Of these marbles, 6 are red, 8 are green...

There is a box of 20 marbles. Of these marbles, 6 are red, 8 are green and 6 are blue. 6 marbles are randomly selected from the box without replacement. Let X be the number of marbles that are red or blue, and let Y be the number of marbles that are blue. 1. What is the probability the first and second marbles are red, the third and fourth are blue and the fifth and sixth are green? 2. What...

A box contains 5 green marbles, 8 blue marbles, and 8 red marbles. Three marbles are...

A box contains 5 green marbles, 8 blue marbles, and 8 red marbles. Three marbles are selected at random from the box, one at a time, without replacement. Find the probability that the first two marbles selected are not red, and the last marble is red.

13) A box contains 5 green marbles, 6 blue marbles, and 8 red marbles. Three marbles...

13) A box contains 5 green marbles, 6 blue marbles, and 8 red marbles. Three marbles are selected at random from the box, one at a time, without replacement. Find the probability that the first two marbles selected are not red, and the last marble is red. Round your answer to four decimal places.

Suppose box 1 has four black marbles and two white marbles, and box 2 has two...

Suppose box 1 has four black marbles and two white marbles, and box 2 has two black marbles and five marbles. If you picked one marble from one of the two boxes at random, what it the probability that you picked from box 1 given that the marble you picked is black? A raffle has 5000 tickets with the following prizes: 1 ticket has $2000 prize, 10 tickets have $200 prize, and 20 tickets have $50 prize and 500 tickets...

A box contains 5 red marbles, 9 blue marbles, and 11 green marbles. We draw two...

A box contains 5 red marbles, 9 blue marbles, and 11 green marbles. We draw two marbles randomly without replacement. Which ones are correct? The probability that the first one is red equals . The probability that the first one is red and the second one is blue equals Given that the first one is NOT blue, the probability that the second marble is blue equals The probability that neither is green equals

A box contains 19 large marbles and 18 small marbles. Each marble is either green or...

A box contains 19 large marbles and 18 small marbles. Each marble is either green or white. 9 of the large marbles are green, and 8 of the small marbles are white. If a marble is randomly selected from the box, what is the probability that it is small or green? Express your answer as a fraction or a decimal number rounded to four decimal places.

A box contains 4 red and 7 green marbles. You reach in and remove 3 marbles...

A box contains 4 red and 7 green marbles. You reach in and remove 3 marbles all at once. (a) Find the probability that these 3 marbles are all red. (Enter your answer as a fraction.) (b) Find the probability that these 3 marbles are all of the same color. (Enter your answer as a fraction.) *Please show your work so I know how you got your answers. TY

An experiment consists of drawing two marbles from a box containing red, yellow, and green marbles....

An experiment consists of drawing two marbles from a box containing red, yellow, and green marbles. One event in the sample space is RR. What are all of the events in the sample space? (Note: order matters) (3) In a certain large population, 46% of households have a total annual income of over $70,000. A simple random sample is taken of four of these households. What is the probability that more than 2 of the households in the survey have...

Question