Algebra 2 Unit 10 Review- Probability & Stats

Question 1

You surveyed 22 people, and found that 13 like dogs over cats. What is the sample probability?

Accepted Answer

0.591

Question 2

Babies weigh avg 7.5 pounds with st. dev. of 1.5- What % weigh between 6 and 10.5 pounds?

Accepted Answer

81.5%

Question 3

Fastpitch team has averaged 9.5 runs with a st. dev. of 4.8. What's the z-score for 11 runs?

Accepted Answer

0.3125

Question 4

You roll a standard dice. What is P(number bigger than 4)?

Accepted Answer

1/3

Question 5

You have a 10 digit lock. How many possible ways can you set a 4 digit code??

Accepted Answer

10P4

Question 6

You spin the spinner. Find P(even|blue)

Accepted Answer

2/3

Question 7

Find P(Sports Car|male)

Accepted Answer

0.65

Question 8

Find P(no rain and not late)

Accepted Answer

0.675

Question 9

You are voting for an ASB team of 5 students from the 18 running. How many teams are possible?

Accepted Answer

18C5

Question 10

Find P(Sports Car)

Accepted Answer

0.35

Question 11

Find P(late)

Accepted Answer

0.125

Question 12

You spin the spinner. Find P(yellow|number>5)

Accepted Answer

0

Questions 12