5,395 Answered Questions for the topic probability

Probability

05/10/20

Finding the Probability

A hospital receives 20% of its COVID-19 vaccine shipments from Canada and the remainder of its shipments from neighbouring countries. Each shipment contains a very large number of vaccine vials.... more
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05/08/20

Math Question- Spinner
If you spin the following spinners, how many outcomes are possible? (Below I made the 2 spinners, which are two different spinners. The letters have 5 sections, and the number spinner has 6... more
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05/08/20

Math Question- Probability

Gary randomly chose an item from the following lot: ( “I” stands for ice cream cone , “S” stands for soccer ball, “B” stands for book, and “C” stands for coin.) I I S B B S B C B B I C C I Use this... more
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Probability Math Statistics

05/08/20

This one is a challenge: What is the probability of drawing a “double” from a set of dominoes?
In a set of dominos, each tile has two sides with a number of dots on each side: zero, one, two, three, four, five or six. There are 28 total tiles, with each number of dots appearing alongside... more
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Probability

05/08/20

Probability question
Elizabeth brought a box of donuts to share. There are two dozen donuts all identical size shape and color. 5 are jelly filled, 9 are lemon filled and 10 are custard filled. You randomly select one... more
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Probability

05/07/20

A blindfolded marksman finds that on average he hits the target 70% of the time. If he fires 6 shots, determine the probability of the following 3 situations(round answers to the nearest thousandths):
more than two hitstwo hits or lessexactly two hits
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Probability

05/07/20

Probability, combinations, and permutations
The question is based off the powerball lottery where you must get 5 numbers correctly followed by a powerball number in order to win the grand prize. The 5 numbers are done without replacement and... more
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05/07/20

Math Question Probability

A bag contains 8 red, 6 white, and 10 blue marbles. One of these marbles is to be selected at random from the bag. Complete the table below to show each theoretical probability of picking a... more
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Probability Math Statistics

05/07/20

Mean, variance, and median on World Series
Teams A and B play in a best of 7 series. Team B has a 45% chance of winning each game. Find the mean, variance, and median.
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Probability Statistics

05/07/20

statistic and probability
Gwen, a friend of Mary from the previous question, is also practicing free throws. However, she is trying to score 3 points in a single set. She will keep shooting sets until she has three... more
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Probability Math Maths Mathematics

05/07/20

Please HELP! What distance does the boat need to travel on the surface of the ocean to be located directly above the fish? S
A fishing boat determines a pod of fish located in the ocean at an angle of depression of 25° from the current boat location. The fishing boat determines the distance through the ocean to the fish... more
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Probability Math Mathematics

05/06/20

What distance does the boat need to travel on the surface of the ocean to be located directly above the fish?

Help Me Solve this Question! It makes no sense!A fishing boat determines a pod of fish located in the ocean at an angle of depression of 25° from the current boat location. The fishing boat... more
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Probability Math

05/06/20

Let Events A and B be described as follows: P(A) = buying popcorn P(B) = watching a movie

The probability that you watch a movie this weekend is 48% The probability of watching a movie this weekend and buying popcorn is 38%. If the probability of buying popcorn is 42%, are watching a... more
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Probability

05/06/20

You roll a 1-6 numbered cube twice. What is the probability you will roll two numbers that are less than 4?
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Probability Math Statistics

05/06/20

Probability Problems
The probability that Jim goes to work by taxi is 0.3. He works 6 days in a week. Find the probability that Jim goes to work by taxi in at least 3 days in a week given that (i) he goes to work by... more
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Probability Math Statistics

05/06/20

Pls Help !!The chance that a seed will germinate is 7/9. There are 9 seeds sown.
Given that at least 6 seeds will germinate, what is the probability that (i) fewer than 8 seeds will germinate? (ii) more than 7 seeds will germinate?
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05/06/20

Probability Question
20 PC’s are delivered to a school. Suppose that 3 of these are defective. If 8 are selected to be installed today.a) How many different samples of 8 are possible? b) How many samples contain no... more
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Probability Math Maths Mathematics

05/05/20

High School Probability Math Question. It's so CONFUSING!
Each student in the Junior class was asked if they had to complete chores at home and if they had a curfew. The table represents the data. Yes Curfew No Curfew Totals Yes Chores 51 24 75 No... more
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Probability Math Hard

05/05/20

Each student in the Junior class was asked if they had to complete chores at home and if they had a curfew. The table represents the data.
Each student in the Junior class was asked if they had to complete chores at home and if they had a curfew. The table represents the data. Yes Curfew No Curfew Totals Yes Chores 51 24 75 No... more
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Probability Math Question Help

05/05/20

What is the approximate probability that a person will be between the ages of 26 -30 given they prefer evening movies?
A group of people were asked “What time do you prefer to see a movie? The two way table below represents the results by their age.  16-20 21-25 26-30 Over... more
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Probability Math Question Help

05/05/20

What is P(took a vitamin | did not get the flu)?
The table below shows one doctor's patients who got the flu and whether or not they took a vitamin each day. Got The Flu Did Not get The Flu Totals Took Vitamin 25 35 60 Did Not Take... more
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Probability Math Question

05/05/20

Suppose you are going to draw two cards from a standard deck without replacement. What is the probability that the first card is an odd number card and the second card is a King?
Suppose you are going to draw two cards from a standard deck without replacement. What is the probability that the first card is an odd number card and the second card is a King?Please Help With... more
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Probability Math Question Help

05/05/20

Three Probability Questions That Are Hard To Solve!
I am having Difficulty answering these three probability questions. If you could, could you help? Thanks!A group of people were asked “What time do you prefer to see a movie? The two way table... more
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Probability Math Question

05/05/20

Need Help With High School Probability Math!
The table below shows the students in an Algebra class.  Own a Graphing Calculator Does Not Own a graphing calculator Total Girls 12 6 18 Boys 5 7 12 Total 17 13 30  What is the... more
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Probability

05/05/20

What is the probability you get heads on the first flip and tails on the second flip?

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