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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
range
B
variation
C
scale
D
average
2) The term 'fair share' refers to:
A
mean
B
range
C
mode
D
median
3) What do you call the 'middle' number in a data set?
A
mode
B
median
C
medium
D
range
4) What do you call the number that occurs 'most often' in a data set?
A
median
B
range
C
mode
D
mean
5) Mean, median, and mode are all measures of:
A
length
B
variation
C
center
D
temperature
6) The range of a data set describes the __________ of the data.
A
center
B
mean
C
height
D
variation
7) Another word for variation is:
A
average
B
static
C
spread
D
center
8) What two math operations do you use to calculate the mean?
A
x and ÷
B
÷ and -
C
+ and -
D
+ and ÷
9) What are you finding if you subtract the smallest number from the largest number in a data set?
A
the mean
B
the median
C
the range
D
the mode
10) If you are finding the median of a data set, and you have TWO numbers in the middle, what do you do?
A
add those two numbers
B
subtract those two numbers
C
you have two medians
D
find the mean of those two numbers
11) What is the FIRST step in finding the median of a data set?
A
subtract the smallest number from the largest number
B
put the numbers in order from least to greatest
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
there is nothing you can do
C
add the numbers in the set until you get the same answer twice
D
ask a friend
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 just is
D
it is not easier
14) Which word or phrase does not belong with the others?
A
mean
B
mode
C
average
D
fair share
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
?
C
no mode
16) True of False: It is possible to have more than one mode?
A
TRUE
B
FALSE
17) True of False: It is possible to have more than one median.
A
True
B
False
18) Which word below does not go with the others?
A
spread
B
center
C
variation
D
range
19) Which word below is NOT a measure of center?
A
range
B
mode
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
range
B
median
C
mode
D
variation
*select an answer for all questions
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