8 Answered Questions for the topic Statistics, Probablility

Statistics, Probablility

10/06/18

#### A sack of marbles contains 9 red, 7 green, and 5 blue marbles.

If we pull five marbles without replacement, what is the probability we end up with more red marbles than green marble?

Statistics, Probablility

10/06/18

#### A sack of marbles contains 9 red, 7 green, and 5 blue marbles.

If we pull five marbles without replacement, what is the probability we end up with at least one marble of each color?

Statistics, Probablility

10/06/18

#### A sack of marbles contains 9 red, 7 green, and 5 blue marbles.

If we pull five marbles without replacement, what is the probability that exactly three marbles are red?

#### Is this question is a combination or a permutations? and how to solve it step by step ?

How many licence plates of three symbols (letters and digits) can be made using at least one letter in each?

Statistics, Probablility Statistics

06/25/18

#### help with this

A restaurant is offering a 5-course meal with 3 choices for an appetizer, 6 choices of pasta, 2 choices for a salad, 4 choices for the main course and 5 choices for dessert. How many different...
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Statistics, Probablility

04/05/18

#### Sample Distribution Question

Let x be a continuous random variable that has a normal distribution with μ=73 and σ=18. Assuming n N≤ 0.05, find the probability that the sample mean, x ,for a random sample of 19 taken from this...
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Statistics, Probablility

03/24/18

#### probability

Alice and Bill are planning to have three children. (assume that it is equally likely for a boy or girl to be born)
What is the probability that at least one will be a girl?

Statistics, Probablility

11/08/17

#### assume that a fair dodecahedron is rolled. The sample space is (1,2,3,4,5,6,7,8,9,10,11,12).

Find P(less than 5)

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