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Statistics (Mean, Median, Mode, And Range)
Test Description: Statistics (Mean, Median, Mode, and Range)
Instructions: Answer all questions to get your test result.
1) What is another word for mean:
A
average
B
scale
C
variation
D
range
2) The term 'fair share' refers to:
A
mean
B
median
C
mode
D
range
3) What do you call the 'middle' number in a data set?
A
medium
B
median
C
range
D
mode
4) What do you call the number that occurs 'most often' in a data set?
A
range
B
median
C
mean
D
mode
5) Mean, median, and mode are all measures of:
A
temperature
B
center
C
length
D
variation
6) The range of a data set describes the __________ of the data.
A
height
B
center
C
mean
D
variation
7) Another word for variation is:
A
average
B
static
C
center
D
spread
8) What two math operations do you use to calculate the mean?
A
+ and -
B
÷ and -
C
x and ÷
D
+ and ÷
Helpful Hint
Range = Largest - Smallest
9) What are you finding if you subtract the smallest number from the largest number in a data set?
A
the range
B
the mean
C
the mode
D
the median
Helpful Hint
2 acute, 1 obtuse
10) If you are finding the median of a data set, and you have TWO numbers in the middle, what do you do?
A
subtract those two numbers
B
add those two numbers
C
find the mean of those two numbers
D
you have two medians
11) What is the FIRST step in finding the median of a data set?
A
put the numbers in order from least to greatest
B
subtract the smallest number from the largest number
C
add all of the numbers
D
cross of the largest and smallest until you find the middle number
12) When finding the mean, which of the following should you do to decrease the chances of making a mistake?
A
work as quickly as possible
B
add the numbers in the set until you get the same answer twice
C
ask a friend
D
there is nothing you can do
13) Why is it easier to find the median of an odd set of numbers?
A
you cannot find the median of an odd set of numbers
B
there will be only one number in the middle
C
it is not easier
D
it just is
14) Which word or phrase does not belong with the others?
A
mean
B
mode
C
fair share
D
average
15) When a data set does not have any numbers that occur more often than any other, what do put for the mode?
A
xxx
B
no mode
C
0
D
?
16) True of False: It is possible to have more than one mode?
A
FALSE
B
TRUE
17) True of False: It is possible to have more than one median.
A
False
B
True
18) Which word below does not go with the others?
A
spread
B
variation
C
center
D
range
19) Which word below is NOT a measure of center?
A
mode
B
range
C
median
D
mean
20) If you scored 85% on a quiz and exactly half of the students in the class scored higher than you and half the students scored lower than you, your score represents the: the
A
mode
B
median
C
range
D
variation
*select an answer for all questions
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