Worksheetsquiz
Total questions: 18
Worksheet time: 15mins
Name
Class
Date
1.
Mode means
a)
Middle
b)
Most
c)
Average
d)
Difference
2.
The median is
a)
The middle score
b)
Scores added & divided by the number of scores
c)
The most frequent score
d)
The middle when in order
3.
Find the median of:
10, 6, 8
10, 6, 8
a)
6
b)
10
c)
24
d)
8
4.
Find the mode of:
1, 2, 3, 4
1, 2, 3, 4
a)
2.5
b)
2 & 3
c)
No mode
d)
3
5.
Find the mean of:
2.1, 7, 3, 4.9,1
2.1, 7, 3, 4.9,1
a)
3
b)
3.3
c)
3.6
d)
3.9
6.
There are 75 trees in the forest.
a)
qualitative
b)
quantitative
7.
The candy was sour.
a)
Qualitative data
b)
Quantitative data
8.
Which formula contains no cf (cumulative frequency)?
a)
Mean of grouped data
b)
Median of grouped data
c)
Mode of grouped data
9.
What is the modal class of this distribution?
a)
30-39
b)
40-49
c)
50-59
10.
Say 'TRUE' or 'FALSE'
Mean, Median, Mode of a grouped data are always equal
Mean, Median, Mode of a grouped data are always equal
a)
TRUE
b)
FALSE
11.
Which one of the following is discrete data?
a)
Sam is 160 cm tall
b)
Sam weighs 60 kg
c)
Sam ran 100 meters in 10.2 seconds
d)
Sam has two brothers and one sister
12.
The time it takes for a car battery to die.
a)
Discrete
b)
Continuous
13.
You can find the ________________ by taking the square root of the variance.
a)
standard deviation
b)
cubed root
c)
range
d)
range rule of thumb
14.
If a company wants to produce car parts that are consistent in size, they want data that has a __________________.
a)
a small range
b)
a small variance
c)
a small standard deviation
d)
all of these are correct
15.
The median and the second quartile of a data set are always equal.
a)
True
b)
False
16.
The 75th percentile is also know as the
a)
median
b)
third quartile
c)
1st quartile`
d)
interquartile range
17.
What is the missing number in the cumulative frequency column?
a)
19
b)
9
c)
15
d)
22
18.
Queence loves cats. She visits the houses of her neighbours to find out the number of cats in their community. What is the mean number of cats?
a)
0
b)
0.5
c)
0.873
d)
1
100 %
