AnswersMath Models AProbability of Compound Events

Probability of Compound Events Answers

3 verified answers2 views
1
Free Preview

Determine the possible survey questions that could be used to collect data on a population that consists of elementary school students. Check all that apply.

A
What is the average number of days per week that you color with markers?
B
What is the average salary of an accountant?
C
What is the average number of days that it rained last year?
D
What is your favorite type of pet?
E
What is the maximum height of a tree in the Redwood Forest?
2
Free Preview

For which survey is a sample not necessary?

A
What percentage of Colorado residents support planting more trees in the community?
B
Which electronic gadget will be the most popular among middle school students this year?
C
Do your classmates prefer warm or cool places to travel for vacation?
D
How many car accidents involve air bag malfunctions?
3

Natasha wants to find out if the neighborhood supports lowering the speed limit on the street in front of her school. Which is a valid sample for the survey?

A
students in Natasha’s social studies class
B
parents who live in a town 15 miles away from Natasha’s school
C
the first 5 drivers who drive past Natasha’s school one morning
D
thirty residents who live within a 2-miles radius of Natasha’s school

Did you find these answers helpful?