Probability 12-16

Front

What is the formula to calculate the number of different outfits that can be made from shirts and pants?

Back

Number of outfits = Number of shirts x Number of pants.

Front

If a student is randomly selected from a group, how do you calculate the probability of that student being in a specific subgroup?

Back

Probability = (Number of favorable outcomes) / (Total number of outcomes).

Tags

CCSS.7.SP.C.7A

Front

What is the probability of selecting a student who prefers either cats or dogs if 75% of students prefer these pets?

Back

The probability is 75%.

Tags

CCSS.HSS.CP.B.7

Front

What is the probability of getting a specific sequence of heads and tails when tossing a fair coin multiple times?

Back

Probability = (1/2)^n, where n is the number of tosses.

Tags

CCSS.7.SP.C.7A

Front

How do you determine the total number of combinations when choosing from multiple options?

Back

Total combinations = (Number of choices for option 1) x (Number of choices for option 2).

Front

What is the probability of an event that has a 1 in 8 chance of occurring?

Back

Probability = 1/8.

Tags

CCSS.7.SP.C.5

Front

If there are 120 students and 48 are in the Art course, what is the probability that a randomly selected student from the Art course is in 7th grade if 20 of them are in 7th grade?

Back

Probability = 20/48 = 5/12.

Tags

CCSS.HSS.CP.A.4

Front

What is the total number of different sub sandwich combinations Isaiah can order if he has 5 meat choices and 3 bun choices?

Back

Total combinations = 5 x 3 = 15.

Front

How do you express probability as a fraction?

Back

Probability = (Number of favorable outcomes) / (Total outcomes).

Tags

CCSS.7.SP.C.7A

Front

What is the probability of getting heads on the first flip, tails on the second, and heads on the third when tossing a coin three times?

Back

Probability = 1/8.