Worksheets7th. Probability Quiz
Total questions: 14
Worksheet time: 7mins
Martha shuffles these cards and chooses one at random. Which list represents the sample space of this event?
{4, 6, 7, 8, 8, 10, 10, 10, 12, 13, 15, 17}
{4, 6, 7, 8, 8, 10, 10, 12, 13, 15, 17}
{4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17}
{4, 6, 7, 8, 10, 12, 13, 15, 17}
Jake chooses one of these tiles at random from a bag. Which list represents the sample space of this event?
{X, X, X, X, X, Y, Y, Y}
{X, Y}
{X, X, X, X, X, Y, Y, Y, Y}
{X, X, X, X, Y, Y, Y, Y}
Levi, the owner of a boutique, kept track of which sizes were worn by the store's customers. What is the probability that a randomly selected customer wore a size small? Write your answer as a fraction or whole number.
99/242
50/242
143/242
1/2
What is the probability that a randomly selected child chose to draw yesterday?
3/9 or 1/3
2/9
1/2
4/9
So far on its tour, a band sold out 3 shows and did not sell out the other 3 shows. Considering this data, how many of the band's next 4 shows would you expect to be sold out?
(a)
Of the donuts recently sold at Daisy Donuts, 6 had sprinkles and 8 did not. Considering this data, how many of the next 7 donuts sold would you expect to have sprinkles?
3
2
4
5
Ed chooses one of these cards and spins this spinner once. Which list represents the sample space of this compound event?
{(2, O), (2, G), (2, P), (3, O), (3, G), (3, P), (4, O), (4, G), (4, P)}
{(2, 3), (2, 4), (3, 4), (3, 5), (O, G), (O, P), (G, P)}
Quinn picks one of these cards and one marble from a bag. The bag has 1 purple marble, 1 yellow marble, and 1 green marble. Which list represents the sample space of this compound event?
{QP, QY, QG, RP, RY, RG, SP, SY, SG, TP, TY, TG}
{QQ, RR, SS, TT, PP, YY, GG}
{QQ, QR, QS, QT, QP, QY, QG}
{QR, QY, QG, PR, RY, PG, SR, SY, SG, TR, TY, TG}
You roll a die, pick a card, and spin the spinner. How many outcomes are possible?
(a)
What is the probability of spinning blue and flipping tails? Write your answer as a fraction or a whole number.
2/9
What is the probability of picking a blue marble and flipping heads?
0
1/2
1/4
1/6
What is the probability of picking an orange marble and rolling a four?
3/24
You spin the spinner twice. (Spinner shows 7, 8, 9) What is the probability of landing on an 8 and then landing on an even number? Write your answer as a fraction or whole number.
1/9
1/6
2/9
1/3
You pick a card at random. Without putting the first card back, you pick a second card at random. (Cards labeled 1, 2, 3, 4, 5) What is the probability of picking a 1 and then picking a 2? Write your answer as a percentage.
5%
10%
20%
25%
