Probability #1

Ali has a bag containing 2 blue, 3 red and 4 green marbles. What is the probability of pulling a yellow marble?

• Impossible

• Unlikely

• Likely

• Certain

An unlikely chance event is closer to what number?

• 0

• 1

• 2

• 3

When rolling a number cube, what is the sample space?

• {1,2,3,4,5,6}

• 1-6

• 1,2,3,4,5,6

• (1,2,3,4,5,6,7,8,9,10}

If I conduct a coin flipping experiment and flip the coin 13 times, how many trials did I complete?

• 1

• 13

• 2

• {heads, tails}

A machine makes 50 parts. Out of the 50 parts, 3 are defective. What is the probability that a randomly selected part is not defective?

• Certain

• Likely

• Unlikely

• Impossible

Is it certain or impossible for the spinner to land on orange?

• Certain

• Impossible

Richard is rolling a number cube. He completes 500 trials of rolling the number cube and records the results. About how many time could you expect Richard to roll an even number?

• 200 times

• 250 times

• 300 times

• 350 times

Each letter of the word 'Mississippi' is written on individual pieces of paper and put in a bag. A paper is randomly chosen from the bag. What is the probability that a consonant is chosen?

• Certain

• Likely

• As likely as not

• Unlikely

What does it mean to have a probability that is "as likely as not" ?

• There is a 50/50 chance

• They are equally likely

• It seems likely but it is not

• They are not equal

Andrew has white and black socks in a drawer. The probability of him pulling out a black sock is ⅕​ .   What is the likelihood of Andrew randomly pulling out a white sock.

• Certain

• Likely

• Not likely

• Impossible