Exploring Basic Probability Concepts

The video introduces the concept of probability, explaining how it differs from certainty in math. It uses examples like coin tosses, dice rolls, spinners, and marbles to illustrate how probability is calculated and understood. The video emphasizes the importance of conducting multiple trials to approach expected probabilities and explains the probability line from 0 to 1. It concludes by encouraging practice to master probability concepts.

If you flip a fair coin, what is the probability of getting tails?

• 1

• 3/4

• 1/2

• 1/4

Tags

CCSS.7.SP.C.7A

What does a probability of 1 indicate about an event?

• The event is impossible

• The event is somewhat likely

• The event has a 50% chance of happening

• The event is certain to happen

Tags

CCSS.7.SP.C.5

What is the probability of rolling a 3 on a standard die?

• 1/2

• 1/4

• 1/6

• 1/3

Tags

CCSS.7.SP.C.7A

How does conducting more trials affect the accuracy of probability results?

• It changes the probability

• It increases accuracy

• It decreases accuracy

• It makes no difference

What does the sum of all possible outcome probabilities equal to?

• 2

• 1

• 1/2

• 0

Tags

CCSS.7.SP.C.5

What is the probability of spinning a 12 on a spinner with 16 equally sized sectors?

• 1/16

• 1/12

• 1/4

• 1/8

Tags

CCSS.7.SP.C.7A

What is the probability of spinning a blue if there are 5 blue sectors out of 16?

• 1/5

• 5/16

• 11/16

• 1/16

Tags

CCSS.7.SP.C.7B

If a bag contains 3 green marbles, 7 yellow marbles, and 1 white marble, what is the probability of drawing a green marble?

• 10/11

• 3/11

• 7/11

• 1/11

Tags

CCSS.7.SP.C.7B

What is the probability of drawing a yellow marble from the same bag?

• 10/11

• 3/11

• 7/11

• 1/11

Tags

CCSS.7.SP.C.7B

What is the probability of pulling out a white marble from the bag?

• 1/11

• 3/11

• 7/11

• 10/11

Tags

CCSS.7.SP.C.7B