A sample of seventh and eighth grade students were asked how many minutes they spent online last night. The results were recorde
d in the box-and-whisker plots shown. What can you conclude?
A.
Eighth grade students have more variation in the amount of time spent online last night.
B.
Seventh grade students have more variation in the amount of time spent online last night.
C.
The sample size of seventh grade students is less than the sample size of eighth grade students.
D.
The sample sizes are equal.
A.
Eighth grade students have more variation in the amount of time spent online last night.
B.
Seventh grade students have more variation in the amount of time spent online last night.
C.
The sample size of seventh grade students is less than the sample size of eighth grade students.
D.
The sample sizes are equal.
1 answer:
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Answer:
Step-by-step explanation:
Split the words at "and" and solve one piece at a time. (when a function has "or equal to", use the ones with the line under ) Let x be the unknown value
"less than or equal to 87"
"greater than or equal to 83"
Put them together by putting x in the middle. Don't forget to make the signs face the right way:
Done.
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