Theoretical probability questions

Natalie is playing a game using a fair coin. contestants win the game if the coin lands tails up.

What is the theoretical probability that the coin will land tails up?

(type you answer as a decimal )

A game spinner has 8 Equal-sized sections. To win, the pointer must land on a yellow section. What is the probability to win?

(select all that apply)

• 0.5

• 25%

• 2.8

Monica roles a 6-side die with 2 yellow sides, 3 blue sides, and one red side. the P(rolling a yellow). is ​ ​ (a)   . The p(rolling a blue)​​ (b)   . It is more Likely that Monica will roll a ​ (c)  

• 1.3
• Blue
• 0.33
• 0.5
• Red
• Yellow

What is the sample space of the spinner?

• s={1,2,3,4,5,6,7,8,9,10,11,12,13......20}

• S={1,4,5,13,20}

• S={6}

• S={1,2,4,5,13,20}

What is the likelihood of Spinning a factor of 20?

• Likely

• Unlikely

• Chance

• Impossible

What is the P(spinning a factor of 20)

(select all that apply)

• 83.3%

• 66.67%

What is the P(multiple of 2)

(select all that apply)

• 50%

• 33.33%

Which is more likely to happen, Spinning (a)  

• A factor of 20
• A multiple of 2

For an event to be fair each outcome must be (a)   to happen. Therefore the spinner is ​ (b)  

• Equally likely
• Fair
• Not fair
• Not equally likely

• P(event)