Intro to Stats
Quiz
•
Mathematics
•
11th Grade
•
Practice Problem
•
Hard
Standards-aligned
Anthony Clark
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the mean?
The value that occurs the most often in a data set
The sum of all numbers in a data set divided by the size
The middle number in an ordered data set
The sum of the greatest and least elements, divided by two
2.
FILL IN THE BLANK QUESTION
1 min • 1 pt
The heights of six students in a class are listed below:
158cm 172cm 164cm
164cm 167cm 159cm
However, there were actually seven students in the class, and the mean height in the class was 168 cm. What was the height of the unknown student?
3.
FILL IN THE BLANK QUESTION
1 min • 1 pt
On a container ship there were 30 small containers that each weighed 4 tons, 20 medium containers that each weighed 5 tons, and 10 large containers that each weighed 8 tons. Find the mean weight of the containers of this ship.
Round to the nearest tenth.
4.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Roger bowled 7 games last weekend. His scores are: 148, 165, 138, 145, 127, 193, and 172. What was Roger's median score?
5.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Paulo got these scores in three tests: 72, 80 and 82. He had one more test to take. He wants to make an average of 71 for the four tests. What must Paulo get on his fourth test?
Tags
CCSS.7.EE.B.3
6.
FILL IN THE BLANK QUESTION
1 min • 1 pt
The heights of some students are given.
158cm 121cm 164cm
164cm 167cm 155cm
What is the range of the heights?
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What do you do if there are two numbers in "the middle" when you are finding the median?
Pick your favorite number
None of these
They are both the median
Add the two numbers in the middle and then divide by two
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