Probability and Statistics Problems

This video tutorial covers seventh-grade probability concepts, including experimental and theoretical probability. It uses examples like coin tosses, marbles, dice, and a deck of cards to explain probability calculations. The video also discusses combined events and the use of addition and multiplication rules in probability.

What is the experimental probability of getting heads when a coin is tossed 10 times and lands on heads 8 times?

• 0.5

• 0.8

• 0.2

• 1.0

Tags

CCSS.7.SP.C.7A

If a coin is flipped, what is the theoretical probability of it landing on heads?

• 1/3

• 1/2

• 1/4

• 1/6

In a bag with 2 red, 3 blue, 4 orange, and 3 purple marbles, what is the probability of drawing a purple or blue marble?

• 1/4

• 1/2

• 1/3

• 3/4

What is the probability of not drawing an orange marble from a bag containing 2 red, 3 blue, 4 orange, and 3 purple marbles?

• 3/4

• 2/3

• 1/3

• 1/2

When rolling a die and selecting a letter from 'summer', what is the probability of rolling a 2 and selecting an M?

• 1/18

• 1/12

• 1/6

• 1/36

How many sides does a standard die have?

• 8

• 6

• 10

• 4

Tags

CCSS.7.SP.C.7B

In a standard deck of cards, what is the probability of drawing a red card?

• 1/2

• 1/4

• 3/4

• 1/3

Tags

CCSS.7.SP.C.7B

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

• 1/4

• 1/2

• 1/3

• 1/6

How many face cards are there in a standard deck of cards?

• 14

• 12

• 10

• 16

What is the probability of drawing a red card, replacing it, and then drawing a heart from a standard deck?

• 1/8

• 1/4

• 1/32

• 1/16