Data Dispersion Quizzes, Questions & Answers

Dive into the fascinating world of Data Dispersion! Read more

Range Quizzes

In this quiz, you’ll apply the concept of range to a variety of real-world situations. From weather data to sports scores, this quiz demonstrates how the range helps ass...

Questions: 22 | Attempts: 10 | Last updated: Oct 31, 2025

Sample Question
A weather station recorded the following high temperatures (°F) for two cities over one week: City A: 72, 74, 73, 75, 71, 74, 73 City B: 68, 79, 65, 82, 70, 77, 71 Which statement best describes the temperature variability in these cities?

City A has more variable temperatures because its range is larger

City B has more variable temperatures because its range is 17°F compared to City A's range of 4°F

Both cities have the same variability because they both recorded temperatures in the 70s

City A has more variable temperatures because it has more data points

Comparing Data Sets Using Range

This quiz focuses on comparing the range between different data sets. You’ll work with multiple data sets—like test scores and temperatures—and analyze how the ra...

Questions: 23 | Attempts: 10 | Last updated: Oct 31, 2025

Sample Question
The range of a data set is found by:

Adding the highest and lowest values

Subtracting the lowest value from the highest value

Finding the middle value

Adding all values and dividing by the number of values

Finding the Range of a Data Set

This quiz tests your understanding of the range, which measures how spread out the values in a data set are. You’ll practice calculating the range by subtracting the min...

Questions: 22 | Attempts: 10 | Last updated: Oct 31, 2025

Sample Question
What is the range of a data set?

The middle value when data is ordered

The most frequently occurring value

The difference between the maximum and minimum values

The average of all values

All Range Quizzes

Interquartile Range Quizzes

Year 12 Further Mathematics Chapter 1 & 2 Review

Summarising numerical data: the median, range, IQR and box plots

Questions: 9 | Attempts: 322 | Last updated: Mar 20, 2025

Sample Question
A sample of 21 travellers was asked the number of nights they spent away from home last year. Their responses are summarised in the following stem-and-leaf plot.0 | 1 1 2 2 3 4 5 5 6 6 7 91 | 0 2 4 4 62 | 2 2 33 |4 | 4The median number of nights away from home is:

6

6.5

7

8

2140 Spread - Range & IQR

The '2140 Spread - Range & IQR' quiz assesses understanding of statistical range using a five-number summary. Learners calculate the range from given datasets, enhancing their abil...

Questions: 181 | Attempts: 317 | Last updated: Mar 20, 2025

Sample Question
The five number summary for a data set is : 1, 4, 6, 8, 12. What is the Range for this data set?

11

Understanding Quartiles and IQR

Time to dive into the world of quartiles and IQR! This quiz will help you unlock the power of the interquartile range (IQR), a measure of spread that tells you how data is distribu...

Questions: 26 | Attempts: 10 | Last updated: Oct 31, 2025

Sample Question
What is the median number of pages read?

33

36

40

35

All Interquartile Range Quizzes

Variance Quizzes

Understanding Variance as a Measure of Spread

In this quiz, you're diving into the world of variance, which is like a "spread check" for your data. It tells you how scattered or consistent your data points a...

Questions: 21 | Attempts: 10 | Last updated: Oct 31, 2025

Sample Question
What does variance measure in a data set?

The middle value of the data

The most frequently occurring value

How spread out the data values are from the mean

The difference between the maximum and minimum values

Calculating Variance from Data Sets

Ever wondered how we turn raw numbers into something that shows us consistency? This quiz is your chance to calculate variance from scratch using real data sets. From finding ...

Questions: 26 | Attempts: 10 | Last updated: Oct 31, 2025

Sample Question
What is the mean of Data set A?

7

7.5

8.5

8

All Variance Quizzes

Standard Deviation Quizzes

Measures of Variability

This test will assess your knowledge of Measures of Variability.

Questions: 9 | Attempts: 1675 | Last updated: Mar 21, 2025

Sample Question
________________________ is a type of math used to analyze data.

Calculus

Algebra

Statistics

Geometry

Probability and Statistics Midterm Review

This 'Probability and Statistics Midterm Review' assesses key statistical concepts through practical questions. It covers data collection methods, discrete data identification, sam...

Questions: 20 | Attempts: 486 | Last updated: Mar 21, 2025

Sample Question
If I collect data from the entire population, I've performed a__________________

Sample

Survey

Census

Proportion

2452 Correlation Coefficients & Coefficients of Determination

Correlation Coefficient is also known as 'r'Coefficient of Determination is also known as Note : The Correlation Coefficient is normally given as a decimal - use this forma...

Questions: 48 | Attempts: 391 | Last updated: Mar 14, 2025

Sample Question
For the data set above (Data 1), what is the value of 'r'? (3 decimal places)

0.996

All Standard Deviation Quizzes

Box And Whisker Quizzes

Five Number Summary and Box and Whisker Plot

When you feel you are ready, take the following checkpoint quiz. You must get 80% before moving on to lesson 3. Be sure the enter your name in the box below.

Questions: 10 | Attempts: 1631 | Last updated: May 23, 2025

Sample Question
Determine the 5 number summary for the set of data:5, 20, 15, 25, 0, 10, 15, 5, 25, 30, 20

5, 15, 10, 25, 20

0, 7.5, 17.5, 22.5, 30

0, 5, 15, 25, 30

Box Plots

Practices and assesses student's understanding of simple distribution statistics in the context of box plots.

Questions: 17 | Attempts: 1297 | Last updated: Mar 20, 2025

Sample Question
For the data set4, 5, 5, 5, 8, 10, 13, 13, 14, 17, 20, 36what is the range?

36

13

5

32

Box & Whisker Quiz

Five Number Summary. 10 Number Summary and Box & Whisker Plot analysis.

Questions: 37 | Attempts: 475 | Last updated: Mar 20, 2025

Sample Question
15 Students were surveyed to find out how my bikes they have in their household. The following results were compiled. 2, 1, 4, 5, 2, 1, 3, 6, 4, 2, 2, 1, 5, 3, 2 What is the median for this data set?

2 bikes

2

All Box And Whisker Quizzes