questions in probabiliy and statistics

Find the probability that the sum of two rolled dice will be 5. Round your answer to four decimal places.

Question at position 2

2

1 point

Question at position 2

Find the probability of selecting a red queen from a standard deck of cards. Round your answer to 4 decimal places.

Question at position 3

3

1 point

Question at position 3

Find the probability of rolling a 2 or a 5 on a single die. Round your answer to four decimal places.

Question at position 4

4

1 point

Question at position 4

A coin is flipped and a die is rolled. Find the probability that the coin lands on heads or the die lands on 1. Round your answer to four decimal places.

Question at position 5

5

1 point

Question at position 5

A coin is flipped and a die is rolled. Find the probability that the coin lands on heads and the die lands on 5. Round your answer to four decimal places.

Question at position 6

6

1 point

Question at position 6

The table below represents the age of customers at a local movie theater. If a customer is selected at random, find the probability that the customer will be in the age group 15-19. Round your answer to four decimal places.

Age Groups

Frequency
5 – 9 5
10 – 14 9
15 – 19 9
20 – 24 1
25 – 29 7
30 – 34 8

 

The table below represents the age of customers at a local movie theater. If a customer is selected at random, find the probability that the customer will be in the age group 15-19. Round your answer to four decimal places.

Age Groups

Frequency
5 – 9 5
10 – 14 9
15 – 19 9
20 – 24 1
25 – 29 7
30 – 34 8

Question at position 7

7

1 point

Question at position 7

A card is selected from a standard deck of cards, noted, and then without replacing the first card a second card is selected from the deck. What is the probability that both cards will be aces? Round your answer to four decimal places.

Question at position 8

8

1 point

Question at position 8

An ice cream shop has 7 flavors of ice cream, 4 toppings, and 3 types of cones to choose from. How many ways can you order an ice cream cone with three scoops of ice cream, two toppings, and one cone? Assume that the order that the ice cream and toppings are selected is not important.

Question at position 9

9

1 point

Question at position 9

Two buckets are filled with balls of various colors. The first bucket has 9 red balls, 8 orange balls, and 5 green balls. The second bucket has 9 red balls, 10 pink balls, and 7 orange balls. If you randomly select one ball from each bucket, what is the probability of selecting at least one red ball? Round your answer to four decimal places.

questions in probabiliy and statistics

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