WorksheetsMeasures of Position for Ungrouped Data Quiz
Total questions: 20
Worksheet time: 23mins
How many equal parts does decile divide the data into?
10
25
100
5
In the context of ungrouped data, what does Q2 represent?
The first quartile
The median
The third quartile
The average
What is the value of Q3 in the data set: 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15?
15
12
10
14
What does the term 'ungrouped data' refer to?
Data that is averaged
Data that is summarized
Raw data that has not been classified
Data that is organized into categories
Which of the following is true about percentiles?
They are used only for grouped data
They divide the data into 10 equal parts
They divide the data into 100 equal parts
They are the same as quartiles
Using Mendenhall and Sincich Method calculate the value of Q1 for the data set: 1, 3, 5, 7, 9?
3
5
1
4
What is the purpose of linear interpolation in statistics?
To find the average of a data set
To calculate the total of a data set
To estimate values between two known values
To classify data into groups
What is the upper quartile in the distribution?
80, 85, 86, 90, 93, 95, 96
85
90
95
96
Use Linear Interpolation to solve this item.
If the 3rd decile is found in the 18.4th position, where X18 = 25 and X19 = 30, what is the 3rd decile?
22.5
26
27
27.5
The score points which divides the distribution in four equal parts.
Decile
Quartile
Percentile
Median
When a distribution is divided into hundred equal parts, each score point that describes the distribution is called
Decile
Quartile
Percentile
Median
The lower quartile is equal to
50th percetile
25th percentile
2nd decile
3rd quartile
The median score is also the
75th percentile
5th decile
3rd decile
1st quartile
How many percent corresponds P25 if you will interpret it?
10%
25%
50%
60%
How many percent corresponds Q3 if you will interpret it?
25%
50%
75%
90%
Identify the upper quartile for the given data using Linear Interpolation.
23, 34, 27, 7, 30, 26, 28, 31, 34
30.5
31.5
32.5
33.5
Identify the upper quartile for the given data using the Mendenhall and Sincich Method.
23, 34, 27, 7, 30, 26, 28, 31, 34
28
31
32.5
34
Using Linear Interpolation, what is the 3rd decile of the given data:
45, 50, 23, 34, 67, 81?
34
35.1
45
50
Which of the following measures of position, where exactly 25% of the distribution or data set are below it?
1st Quartile
2nd Quartile
3rd Quartile
7th Decile
Using the Mendenhall and Sincich Method, what is the 3rd quartile of the given data:
9, 11, 8, 9, 9, 14, 6, 5, 3, 16?
8
9
11
14
