Objects in a bucket
The letters CHOCOLATE are placed in a bucket. The probability of pulling out the letter vowel is...
4/9
The probability of drawing a club from a deck of cards is...
13/52 = 1/4
What is experimental probability?
It involves determining the probability of each outcome by looking at past events.
Flipping a coin
Heads, Tails
Probability questions can be answered as decimals, percentages or fractions
True
9 blue, 3 red, 4 white marbles are in a bucket. The probability of pulling out a green marble is...
0 - Impossible
The probability of drawing a three of diamonds from a deck of cards is...
1/52
Sana flipped a coin 50 times, 27 of the flips landed on tails. What is the expected number of times the coin will land on tails if she flipped it 250 times.
135
All odd numbers up to 20 were placed in a bag. Name the sample space
1,3,5,7,9,11,13,15,17,19
If an event is certain to occur, then its probability of happening is 0%
False
6 blue, 7 green, 9 brown, and 15 yellow M&Ms are placed in a bucket. The probability of pulling out a yellow M&M is
15/37
The probability of drawing an ace from a deck of cards is...
4/52 = 2/26 = 1/13
It was found that 3 out of 15 people had blue eyes. If 150 people were to be surveyed, how many people are expected to have blue eyes?
30 people
Flipping a coin then rolling a die
H1,H2,H3,H4,H5,H6,T1,T2,T3,T4,T5,T6
It is impossible to flip a coin 20 times and it land on heads every time.
False
There are 20 chocolates in a favourites box. There are Snickers, Kit kats, Crunchies, Flakes and Cherry ripes all in equal quantities. What is the probability of drawing either a Crunchie or Flake?
8/20 = 4/10 = 2/5
The probability of picking a red card is...
26/52 = 1/2
Stephen read 12 books, 20 magazines, and 17 newspaper articles last year.
Based on this data, what is a reasonable estimate of the probability that Stephen's next reading material is a magazine?
0.41
Answering 2 true or false questions
TT, TF, FT, FF
On a spinner that is split into 5 equal sections, there is a 20% chance of landing on any one of the sections.
True