Newest probability Questions | Wyzant Ask An Expert

07/23/20

Probability of Multiple Events

There is a wheel of prizes at the county fair that costs 1 dollar to spin. Use this wheel of prizes to complete this activity. Each black section takes up 1/4 of the wheel. If you land on that, you... more

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Probability

07/23/20

What’s the probability of drawing a blue, then black sock; what’s the probability of drawing a black sock then blue sock?

Probability of drawing socks from a drawer of 8 black socks, 6 blue & 4 white without replacement .

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Probability

07/23/20

What’s the probability of getting each card out of a deck?

Determine the probability of drawing the card(s) at random from a well-shuffled regular deck of 52 playing cards.a. a seven __________ b. a six of clubs. ___________ c. a... more

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Probability Math Algebra 1 Algebra 2

07/22/20

Simple Probability

Each black section takes up 1/4 of the wheel. If you land on that, you walk away with nothing. The blue section takes up 1/8 of the wheel. If you land on that, you get a small prize (a piece of... more

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Probability Statistics

07/22/20

How do you find expected value of a 1-1 game, given the probability chance?

If all bets are 1-1 and everything is equal, how would i find the expected value?

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Probability

07/21/20

I have a quarter, three dimes, two nickles in a bag. I pick a coin from the bag. Then, without replacing it, pick another coin. What is the probability of picking a quarter, then a dime?

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Probability

07/21/20

Suppose a jar contains 19 red marbles and 10 blue marbles. If you reach in the jar and pull out 2 marbles at random at the same time, find the probability that both are red.

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Probability

07/21/20

A jar contains 8 pennies, 5 nickels and 3 dimes. A child selects 2 coins at random without replacement from the jar. Let X represent the amount in cents of the selected coins.

Find the probability X = 10.Find the probability X = 11. Find the expected value of X.

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Probability

07/21/20

A bag contains 8 white counters, 3 black counters, and 6 green counters. What is the probability of drawing

(a) a white counter or a green counter?(b) a black counter or a green counter?(c) not a green counter?

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Probability

07/21/20

How many different ways are there to fill 4 positions?

A fifth grade class of 26 students wants to elect president, Vice President, treasurer & secretary.

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Probability

07/21/20

How many different dinners are possible if you choose 1 item from each course?

The Health Shack is known for 3 course dinners consisting of appetizer, entree & vegetable. How many different dinners are possible if you choose 1 item from each course?

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Probability

07/21/20

What’s the probability of drawing a blue, then black sock; what’s the probability of drawing a black sock then blue sock?

Probability of drawing socks from a drawer of 8 black socks, 6 blue & 4 white without replacement .

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Probability

07/21/20

What’s the probability of landing on an even number & rolling an odd number on a die

Determine the probability of landing on an even number & rolling an odd number on die

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Probability

07/21/20

What’s the probability of landing a 4 on a spinner & rolling a 6 on a die?

Determine the probability of landing a 4 on a spinner & rolling a 6 on a die

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Probability

07/21/20

What’s the probability of it being a 6th grader?

A school has a raffle for 130 students in fifth & sixth grade. There are 62 fifth graders. What is the probability that the grand prize winner selected at random from 130 students will be a... more

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Probability

07/21/20

What is the probability that the student will be female?

Jane Austen College has 1,020 males & 1,180 female students. What is the probability that the student selected at random will be female?

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Probability

07/21/20

What is the probability that Dee wins?

Suppose Don Gregg & Dee Poset are the only 2 candidates for president. The probability that Don wins is 0.38. What is the probability that Dee wins?

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Probability

07/21/20

How do I solve this problem?

An event is very unlikely to happen. It’s probability would be about ______

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Probability Statistics

07/20/20

How many 4-character passwords can you make from the letters A, B, C, D, and E if you allow no repetition? In other words, you can have ABCD, but not AABC or ABCA.

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Probability

07/20/20

Given the following information: P(A) = 0.58 P(B) = 0.34 P(A and B) = 0.12 P(B given A) = 0.21

What is the probability of A or B? Round your answer to the nearest hundredth as needed .P(A or B) =

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Probability

07/20/20

A bag contains 6 white counters, 10 black counters, and 7 green counters. What is the probability of drawing

A. a white counter or a green counter?B. a black counter or a green counter?C. not a green counter?

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Probability

07/20/20

A jar contains 5 pennies, 5 nickels and 8 dimes. A child selects 2 coins at random without replacement from the jar. Let X represent the amount in cents of the selected coins.

A. Find the probability X = 10.B. Find the probability X = 11C. Find the expected value of X.

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Probability

07/20/20

A math class consists of 38 students, 24 female and 14 male. Three students are selected at random, one at a time, to participate in a probability experiment (selected in order without replacement).

A. What is the probability that a male is selected, then two females?B. What is the probability that a female is selected, then two males?C. What is the probability that two females are selected,... more

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Probability

07/20/20

give each student a bag of chocolate m&ms. divide the students into groups of 5 or 6. calculate the relative frequency distribution for color of m&ms for each group.

(a) what is your estimated probability of randomly picking a yellow? a red? (b) redo the calculations for the whole classroom. did the estimates change? (c) do you believe there is an equal number... more

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Probability Statistics

07/20/20

Testing a Claim about a Proportion

A genetic experiment involving peas yielded one sample of offspring consisting of 427427 green peas and 167167 yellow peas. Use a 0.05 significance level to test the claim that under the... more

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Probability of Multiple Events

What’s the probability of drawing a blue, then black sock; what’s the probability of drawing a black sock then blue sock?

What’s the probability of getting each card out of a deck?

Simple Probability

How do you find expected value of a 1-1 game, given the probability chance?

I have a quarter, three dimes, two nickles in a bag. I pick a coin from the bag. Then, without replacing it, pick another coin. What is the probability of picking a quarter, then a dime?

Suppose a jar contains 19 red marbles and 10 blue marbles. If you reach in the jar and pull out 2 marbles at random at the same time, find the probability that both are red.

A jar contains 8 pennies, 5 nickels and 3 dimes. A child selects 2 coins at random without replacement from the jar. Let X represent the amount in cents of the selected coins.

A bag contains 8 white counters, 3 black counters, and 6 green counters. What is the probability of drawing

How many different ways are there to fill 4 positions?

How many different dinners are possible if you choose 1 item from each course?

What’s the probability of drawing a blue, then black sock; what’s the probability of drawing a black sock then blue sock?

What’s the probability of landing on an even number & rolling an odd number on a die

What’s the probability of landing a 4 on a spinner & rolling a 6 on a die?

What’s the probability of it being a 6th grader?

What is the probability that the student will be female?

What is the probability that Dee wins?

How do I solve this problem?

How many 4-character passwords can you make from the letters A, B, C, D, and E if you allow no repetition? In other words, you can have ABCD, but not AABC or ABCA.

Given the following information: P(A) = 0.58 P(B) = 0.34 P(A and B) = 0.12 P(B given A) = 0.21

A bag contains 6 white counters, 10 black counters, and 7 green counters. What is the probability of drawing

A jar contains 5 pennies, 5 nickels and 8 dimes. A child selects 2 coins at random without replacement from the jar. Let X represent the amount in cents of the selected coins.

A math class consists of 38 students, 24 female and 14 male. Three students are selected at random, one at a time, to participate in a probability experiment (selected in order without replacement).

give each student a bag of chocolate m&ms. divide the students into groups of 5 or 6. calculate the relative frequency distribution for color of m&ms for each group.

Testing a Claim about a Proportion

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