Outcomes & Simple Probability Unit Review

Decide if the situation described involves permutations or combinations.

The number of ways eight cars can line up in a row for a car wash.

• Permutation

• Combination

Decide if the situation described involves permutations or combinations.

The number of ways a four member committee can be chosen from 10 people.

• Permutation

• Combination

Decide if the situation described involves permutations or combinations.

The number of ways 2 captains can be chosen from 28 players on a soccer team.

• Permutations

• Combinations

Decide if the situation described involves permutations or combinations.

The number of four letter passwords that can be created if the first letter must be a vowel and letters may not be repeated.

• Permutation

• Combination

Classify each statement as an example of classical, empirical, or subjective probability.

The probability of winning a 1000-ticket raffle with one ticket is 1/1000.

• Classical

• Empirical

• Subjective

Tags

CCSS.7.SP.C.8B

Classify the statement as an example of classical, empirical, or subjective probability.

Based on previous counts, the probability of a salmon successfully passing through a dam on the Columbia River is 0.85.

• Classical

• Empirical

• Subjective

Tags

CCSS.7.SP.C.5

Which method will NOT give the correct outcome for the event?

Mrs Miller wants to arrange the entire class in a row. How many ways can she order the class is there are 20 people in the class?

• 20!

• 20∙19∙18∙17∙...∙2∙1

• 2.4333×10¹⁸

• ₂₀P₂₀

Which method will NOT give the correct number of outcomes for the event?

How many BLHS student codes are there, if each code is written in letters and is 6 letters long and any letter in the alphabet can be repeated?

• 26⋅26⋅26⋅26⋅26⋅26

• 26⁶

• 308,915,776

• ₂₆C₂₆

Which method will NOT give the correct number of outcomes for the event?

How many different arrangements of the letters in the word BANANAS can be arranged?

• 420

• 7!/(3!⋅2!)

• 7!

Which method will NOT give the correct number of outcomes for the event?

The math team is having a competition. The club advisor will assign students to 3-person teams of no special arrangement at the the next competition. How many 3-person teams can be formed if there are 5 students to select from?

• ₅C₃

• 10

• 5⋅4⋅3

• 5!/(2!⋅3!)