-A total number of outcomes.
-Individuals outcomes.
What is a Tree Diagram
100
Mrs K is making the last 3 questions on the quiz true-false. She list all possibilities and picks one at random.
TTT FTT TFT FFT TTF FTF TFF FFF
what is the probability that exactly two items will be true.
What is 3/8?
100
P(a/b)=P(a and b)/P(b)
What is Conditional Probability?
100
Permutation Or Combination.
The number of possible ordered seating arrangements for eight people in five chairs?
8 p 5=
What is .... 6720
200
for a counting number N,
0! =
1!=
What is Factorial Notation?
200
Mrs K is making the last 3 questions on the quiz true-false. She list all possibilities and picks one at random.
TTT FTT TFT FFT TTF FTF TFF FFF
What is the probability that all 3 will be false?
What is 1/8?
200
Suppose you throw 2 fair dice. Are the events independent or dependent?
What is Independent?
200
the board of directors must elect three officers (president, vice president, and treasurer) from 12 members.
How many different slate of officers are possible?
What is .... 12 p 3 .... n=12 , r=3= 1320
300
to find the number of possible outcomes for even Nm, use the product : n1 x n2 .... x Nm
What is Multiplication rule of counting?
300
Suppose you throw two fair dice. What is the probability of getting a 5 on each die?
What is P(a&b)= p(a)*p(b)=1/6*1/6=1/36
300
Records show that 80% of the students need work in math, 70% need work in English, and 55% need work in both areas.
Are the events mutually exclusive?
What is ...... No
300
What is the probability of getting at least a 6 in a single throw of 3 unbiased dice?
What is .... 91/216
400
ORDER MATTERS!
Pn , r = n!/(n-r)
where n and r are whole numbers and n>r
What is Counting rule for permutations?
400
you draw 2 defective camera at random from each lot of 100 without replacing the camera before drawing the second. are the events independent or dependent?
What is Dependent?
400
Jackie needs to take Psychology(2 sections), Physiology(2 sections) and Spanish 2(3 sections) to graduate.
How many different class schedules can Jackie choose from?
What is.... 12 options?
400
When 4 dice are thrown, what is the probability that the same number appears on each of them?
What is 1/216
400
An experiment succeeds twice as often as it fails. What is the probability that in the next 5 trials there will be four successes?
What is .... 5*((2/3)^4)*(1/3)
500
is a numerical measures btwn 0&1 that describes the likelihood that an event will occur.
What is Probability?
500
There are 3 green balls, 2 blue balls and 1 red ball in a hat. Are the events independent or dependent?
What is Dependent?
500
Lou plays 3 tennis matches. How many wins and loses sequences does he have?
What is .... 8 options?
500
A number is selected at random from first thirty natural numbers. What is the chance that it is a multiple of either 3 or 13?
What is .... 2/5
500
What is the probability that a two digit number selected at random will be a multiple of '3' and not a multiple of '5'?