C4: Probability Models and Compound Events Pre-assessment

What is the probability of flipping a fair coin and getting heads

• 0

• 0.25

• 0.5

• 1

Which scenario represents a uniform probability model?

• A weighted die used in a game

• A coin with equal chances of heads and tails

• Choosing the best player based on skill

• A spinner with unequal-sized sections

What is a compound event?

• A single outcome from a trial

• Two or more outcomes happening together

• An experiment with one possible result

• A lucky guess

Which of the following is an example of a non-uniform probability model?

• Tossing a balanced coin

• Rolling a fair die

• Spinning a perfectly balanced spinner

• Drawing marbles from a bag where marbles outnumber blue

What tool is best used to represent all outcomes of flipping two coins?

• Bar graph

• Histogram

• Tree diagram

• Line Plot

How many total outcomes are there when rolling two six-sided dice?

• 36

• 6

• 12

• 24

What is the probability of drawing a heart from a standard deck of 52 cards?

• 1/2 or 0.5

• 1/13 or 0.08

• 1/52 or 0.019

• 1/4 or 0.25

Which of the following represents a simulation of drawing a card from a deck?

• Using a random number generator

• Physically drawing from a real deck

• Using a coin toss

• Guessing randomly

If a bag has 3 red, 2 green, and 5 blue marbles, what is the probability of drawing a red?

• 1/2

• 1/3

• 3/10

• 3/5

What type of event is "rolling an even number then a 6" on a single die?

• Certain event

• Compound event

• Impossible event

• Single event