Junior Math Circles October 21, 2009 Probability
... occurring, and thus we would calculate the probability of one outcome in a set occurring. Example. You roll a six-sided die. Given S ={1, 2, 3, 4, 5, 6}, some events could be: • {a prime number is rolled} = {2, 3, 5} • {an even number is rolled} = {2, 4, 6} ...
... occurring, and thus we would calculate the probability of one outcome in a set occurring. Example. You roll a six-sided die. Given S ={1, 2, 3, 4, 5, 6}, some events could be: • {a prime number is rolled} = {2, 3, 5} • {an even number is rolled} = {2, 4, 6} ...
251y0022
... probability that all four fail is .40 4 .0256 . This is important - Why would anyone ever use a backup power source if it didn't improve the chance that a device will not fail? Every time I ask people to compute the probability of an event occurring, and then ask them to tell me the probability ...
... probability that all four fail is .40 4 .0256 . This is important - Why would anyone ever use a backup power source if it didn't improve the chance that a device will not fail? Every time I ask people to compute the probability of an event occurring, and then ask them to tell me the probability ...
Vocabulary In order to discuss probability we will need a fair bit of
... number of times, the relative frequency tends to get closer to the probability. Example 8. In the previous example, we observed the outcome heads. This was a fair coin so we know p(H) = 0.5. Notice that when we performed the experiment 1000 times, the relative frequency was closer to 0.5 than when w ...
... number of times, the relative frequency tends to get closer to the probability. Example 8. In the previous example, we observed the outcome heads. This was a fair coin so we know p(H) = 0.5. Notice that when we performed the experiment 1000 times, the relative frequency was closer to 0.5 than when w ...
Probability Review
... Ex18) The top shelf in a cupboard contains 3 cans of pumpkin soup and 2 cans of chicken soup. The bottom shelf contains 4 cans of pumpkin soup and 1 can of chicken soup. Lukas is twice as likely to take a can from the bottom shelf. If he takes one can of soup without looking at the label, find: a) ...
... Ex18) The top shelf in a cupboard contains 3 cans of pumpkin soup and 2 cans of chicken soup. The bottom shelf contains 4 cans of pumpkin soup and 1 can of chicken soup. Lukas is twice as likely to take a can from the bottom shelf. If he takes one can of soup without looking at the label, find: a) ...
Space Diagrams - Sheffield Maths
... Find the probability of getting a head and an even number. AQA - Module 1 – Question Bank ...
... Find the probability of getting a head and an even number. AQA - Module 1 – Question Bank ...
Word document
... the box and then put back into the box. Then a second chip will be taken from the box and put back in the box. In the space provided below, using an array or a tree, list all the possible pairs of chips. ...
... the box and then put back into the box. Then a second chip will be taken from the box and put back in the box. In the space provided below, using an array or a tree, list all the possible pairs of chips. ...
Examples for Chapter 4
... student will get an A in this class?) (2) What is the probability that a student will not have an A? Homework: p.160 #13 ...
... student will get an A in this class?) (2) What is the probability that a student will not have an A? Homework: p.160 #13 ...
Properties of probability, equally likely outcomes
... Probability Model • The sample space S of a random phenomenon is the set of all possible outcomes. • An event is any outcome or any set of outcomes of a random phenomenon. That is, an event is a subset of the sample space. • A probability model is a mathematical description of a random phenomenon c ...
... Probability Model • The sample space S of a random phenomenon is the set of all possible outcomes. • An event is any outcome or any set of outcomes of a random phenomenon. That is, an event is a subset of the sample space. • A probability model is a mathematical description of a random phenomenon c ...
Slide 1
... Explain how to identify an independent event. Determine the outcomes of two independent events. (Pg. 172) Find the sum of different events…which sample space would be best to use? Solve multiple probabilities… P(1,B) or P(Girls, Boys, 6) Use diagrams to interpret data and probabilities. (Pg. 178-179 ...
... Explain how to identify an independent event. Determine the outcomes of two independent events. (Pg. 172) Find the sum of different events…which sample space would be best to use? Solve multiple probabilities… P(1,B) or P(Girls, Boys, 6) Use diagrams to interpret data and probabilities. (Pg. 178-179 ...
Probability #1
... There is a car behind one of three doors, A, B or C, and a goat behind the other two. A contestant picks one of the three doors. The host then reveals one of the other two doors and shows a goat. The contestant is then given a chance to “stay” or “switch” doors. The question is, what is the probabil ...
... There is a car behind one of three doors, A, B or C, and a goat behind the other two. A contestant picks one of the three doors. The host then reveals one of the other two doors and shows a goat. The contestant is then given a chance to “stay” or “switch” doors. The question is, what is the probabil ...
Probability Notes
... There is a car behind one of three doors, A, B or C, and a goat behind the other two. A contestant picks one of the three doors. The host then reveals one of the other two doors and shows a goat. The contestant is then given a chance to “stay” or “switch” doors. The question is, what is the probabil ...
... There is a car behind one of three doors, A, B or C, and a goat behind the other two. A contestant picks one of the three doors. The host then reveals one of the other two doors and shows a goat. The contestant is then given a chance to “stay” or “switch” doors. The question is, what is the probabil ...
Probability
... What is the probability of getting a head when you toss a coin? Toss your coins ten times and record heads (H) or tails (T) on each toss. ...
... What is the probability of getting a head when you toss a coin? Toss your coins ten times and record heads (H) or tails (T) on each toss. ...