Probability of obtaining the number (2) in a pack of cards = ?
52 cards in a deck with four of each number because there are four suits (diamonds, hearts, clubs, and spades)
1/13
What is the probability of rolling snake eyes?
1/36
The list of results that happen in an experiment
S_______ S_______
Sample Space
Given a 4 color spinner has equal parts (red, blue, yellow, green) and a dice with 6 sides.
The intersection of events rolling a six and the spinner being "RED" being zero would be described as ?
Mutually Exclusive
Miss Murch found the probability of drawing a spade to be 1/5. Did she find the theoretical or experimental probability?
Experimental Probability
Given a 4 color spinner with equal parts (red, blue, yellow, green) what is the probability of spinning red 3 times in a row?
1/64
Probability to pull the Queen of Hearts?
1/52
Pr(sum of 2 dice is 3)= ?
1/18
the complement of p
1 - p (accept q)
In a deck of 52 cards... if 2 cards are chosen at random, then replaced...
Pr(club) and Pr(spade)=
Independent or Dependent?
Independent
What is the theoretical probability of landing on green or blue?
1/2
A jar contains four white and six blue balls.
What is the probability that if 3 balls are drawn at random from the jar , with replacement, a white ball is drawn more than once.
44 / 125
Probability of pulling a 4 OR a 7?
2/13
Probability of rolling the doubles (same number) on both dice?
1/6
Probability is always a value between what 2 numbers
0 and 1
2 marbles are taken from a bag of 8 marbles... without replacement.
P(yellow marble then blue marble)=
Independent or Dependent?
Dependent
What is the experimental probability of landing on green or blue?
3/8
You have a bag of marbles, four red and five green. What is the probability of choosing red then green with replacement?
(4/9) * (5/9)= 20/81
Given that you are dealing from a LARGE pack of UNO cards where there are 4 UNO card colors with equal numbers of cards (red, blue, yellow, green) what is the probability of getting 2 different coloured cards if the cards are dealt one at a time then replaced ?
3/4
What is the probability of rolling a six then a number less than 3?
1/18
The sum of values in the nth row of Pascal's Triangle
2^n
What is the probability of picking a purple marble and landing on green?
1/22
What is the expected number of times you would not land on green if you spin the wheel 200 times?
3/4*200 = 150
The probability of guessing the answer to a multi-choice question is 1/5.
What is the least number of questions that should be attempted so that the probability of getting at least 2 correct is greater than 0.75 ?
13
Probability (ace or royal) = ?
4/13
Pr(a double occurs|not a sum of 12)= ?
1/7
The Binomial Formula
nCx px (1-p)n-x
What is the probability of picking a green or blue marble and landing on orange?
1/11
What is the VARIANCE of the distribution of the times you would not land on green if you spun the wheel 200 times?
1/4*150=37.5
You have a bag of marbles, four red and five green. What is the probability of choosing a red marble then a green marble ?
(4/9) * (5/8) = 20/72 = 5/18