Part A :
Decide whether each of the situations below could yield variable data.
Questions :
1. Your sister wants to know the typical weight for an adult cat.
2. You want to know how tall your friend is.
3. You want to know how far your house is from school.
4. A car owner wants to know how much money people usually pay for a new tire.
5. How many students were in line for lunch at the cafeteria today at 12:30 ?
Part B :
Questions :
6. For which of the situations in part A can you write a statistical question? Write questions for these situations.
7. Choose one of the questions you wrote in part B . How might you find answers to this question ? What units would you use for the answers ?
Part C :
Questions :
8. The town council members want to know how much recyclable trash a typical household in town generates each week.
Tell whether the situation could yield variable data. If possible, write a statistical question.
9. Describe how a statistical question yields an answer with variability. Give an example.
10. An antique collector wants to know the age of a particular chair in a shop.
Determine whether the question is a statistical question. If it is a statistical question, identify the units for the answer.
11. How tall do the people in your immediate and extended family tend to be?
Determine whether the question is a statistical question. If it is a statistical question, identify the units for the answer.
12. How tall is Sam ?
Determine whether the question is a statistical question. If it is a statistical question, identify the units for the answer.
13. How much did your classmates typically spend on music downloads last year ?
Determine whether the question is a statistical question. If it is a statistical question, identify the units for the answer.
1. Variable
2. Not variable
3. Not variable
4. Variable
5. Not variable
6.
1 and 4
(i) How much does a typical adult cat weigh ?
(ii) How much does a tire usually cost ?
7. Sample answers :
(a) Weigh a sample of adult cats and find the mean or median weight in pounds.
(b) Ask people who recently bought a tire how much they paid in dollars, and find the mean or median.
8. Variable data
Sample answer :
How many pounds of recyclable trash does each household generate ?
9. A statistical question has many different, or variable answers. Sample example: How old are my friends’ pets ?
10. Not statistical
11. Statistical
Units : feet and inches or centimeters
12. Not statistical
13. Statistical
Units : dollars
Apart from the stuff given above, if you need any other stuff in math, please use our google custom search here.
Kindly mail your feedback to v4formath@gmail.com
We always appreciate your feedback.
©All rights reserved. onlinemath4all.com
Feb 21, 25 08:51 AM
Feb 21, 25 08:50 AM
Feb 21, 25 08:48 AM