Math Population Inferences
Quiz
•
Mathematics
•
7th Grade
•
Practice Problem
•
Hard
Standards-aligned
Anthony Clark
FREE Resource
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15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Compare the variability of the seventh and eighth grade data sets.
The seventh grade is more variable because the interquartile range is larger than the eighth grade.
The eighth grade is more variable because their quartile 2, 3 and 4 are less than the seventh grade.
Tags
7.SP.3
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which inference can you make by comparing the measures of center?
Every swimmer swam faster last year than they did this year.
Most swimmers swam faster last year, on average, than they did this year.
The swimmers swam faster this year, on average, than they did last year.
Every swimmer swam faster this year than they did last year.
Tags
7.SP.4
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
You are wanting to do a study on middle school math in Kansas. You sample students in Sedgwick, Johnson and Cherokee counties. Is your sample representative of the population?
Yes
NO
Tags
7.SP.4
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Mrs. Niles is doing a study about middle school mathematics at Galena Middle School. Find a sample representative of the population.
people at Casey's
7th grade students in Mr. Van's class
Liberty students
citizens of Galena
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The dot plot shows a random sample of the number of deer observed by 25 participants during a two-day hike. Which day showed more variability?
Day 1
Day 2
Tags
7.SP.3
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Carter's data comparing the growth of plants using fertilizer or not using fertilizer is shown in the box plots. Use the measures of center from the box plots to make an inference about the data.
The plants that received fertilizer have a higher median, so they grew better overall.
The plants that did not receive fertilizer had a larger interquartile range, so they grew better overall.
Tags
7.SP.3
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Annabel is comparing the distances that two electric cars can travel after the battery is fully charged. Use the measures of center to make an inference about the data. Fill in the blanks. __________can travel further than _______after the battery is fully charged.
Car A, Car B
Car B, Car A
There are no inferences from this data
Mrs. Bautch is the only one who knows this answer
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