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723LRIS WS#7 (Yellow) Statistics Review

Last updated over 3 years ago

27 questions

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Question 25

25.

Select all that apply.

A) On average, kids spend more time eating breakfast on weekdays.

B) Kids always spend more time eating breakfast on the weekends.

C) If it takes you ten minutes to eat breakfast, it 's more likely it's a weekend.

D) On average, kids spend less time eating breakfast on weekday mornings.

Question 26

26.

Select all that are true.

A) More kids have a cat than have two siblings.

B) Kids are more likely to have a fish than they are to have 4 siblings.

C) On average, more students have dogs and cats as pets than have no siblings.

D) More people have 5 siblings than have a pet.

Question 27

27.

How do you feel you did on this assignment?

4 - I know this VERY well. I could teach it to someone else.

3 - I feel like I know this pretty well. I get almost every question right the first time.

2 - I feel like I am still learning this. I still have some questions and am unsure sometimes.

1 - I don't understand at all. I have LOTS of questions and am not sure what to do most of the time. I NEED TO BE REQUESTED FOR ADVISORY!

Question 1

1.

Ask every 10th person that goes into Dutchman's

Yes - Unbiased

No - Biased

Question 2

2.

Explanation:

Random

Systematic

Convenience

Voluntary

Question 3

3.

Ask all the kids at the skate park on Thursday afternoon.

Yes - Unbiased

No - Biased

Question 4

4.

Explanation:

Random

Systematic

Convenience

Voluntary

Question 5

5.

Ask every 5th person that goes into Harmon's grocery store between 8-10 AM.

Yes - Unbiased

No - Biased

Question 6

6.

Explanation:

Random

Systematic

Convenience

Voluntary

Question 7

7.

Ask every resident at the Ivins Veteran home.

Yes - Unbiased

No - Biased

Question 8

8.

Explanation:

Random

Systematic

Convenience

Voluntary

Question 9

9.

Call every 10th name in the Ivins City phone book and ask them.

Yes - Unbiased

No - Biased

Question 10

10.

Explanation:

Random

Systematic

Convenience

Voluntary

Question 11

11.

Ask 300 random people who enter Red Mountain grocery store between 8 AM and 8 PM on a Saturday.

Yes - Unbiased

No - Biased

Question 12

12.

Explanation:

Random

Systematic

Convenience

Voluntary

Question 13

13.

Go to 500 random homes in Ivins and ask the people.

Yes - Unbiased

No - Biased

Question 14

14.

Explanation:

Random

Systematic

Convenience

Voluntary

Question 15

15.

Ask people to vote on the city website.

Yes - Unbiased

No - Biased

Question 16

16.

Explanation:

Random

Systematic

Convenience

Voluntary

Question 17

17.

Set up the proprotion.
Write answer like:

Question 18

18.

How many packages were missing socks? Write answer like: 100

Question 19

19.

Set up the proprotion.
Write answer like:

Question 20

20.

How many students play a sport?
Write answer like: 100

Question 21

21.

Set up the proprotion.
Write answer like:

Question 22

22.

How many widgets are expected to be backwards? Write answer like: 100

Question 23

23.

Set up the proprotion.
Write answer like:

Question 24

24.

How many people in the town go tot the local theater?
Write answer like: 100