Statistics Quizzes, Questions & Answers

Recent Quizzes

The Coefficient of Determination is generally measured as a percentage. If it is 95% then the statement would read as :95% of the variation of the dependent variable (y variable), can be explained by the variation in the...

Questions: 15 | Attempts: 332 | Last updated: Mar 20, 2023

Sample Question
Jack is on a fitness campaign.He is measuring his improvement by counting the number of pushups he can do in one minute.He measures his progress at the end of each week.According to the line of linear regression, he has a Correlation Coefficient of 0.94.Which statement is most correct :

94% of the variation in his push up count can be explained by the number of weeks he has attended training

94% of the variation in his weekly attendance explained by the variation in his push-up count

89% of the variation in his push up count can be explained by the number of weeks he has attended training

89% of the variation in his weekly attendance explained by the variation in his push-up count

There relationship between attendance and pushups is non-linear

2452 Correlation Coefficients & Coefficients Of Determination

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 format 0.453The Coefficient of Determination given as...

Questions: 48 | Attempts: 391 | Last updated: Mar 15, 2023

2439 Scatterplot Direction Outlier Form Strength

This quiz focuses on understanding scatterplot analysis, assessing the direction and strength of relationships between variables, and interpreting coefficients of determination. It's designed to enhance learners' skills in...

Questions: 45 | Attempts: 948 | Last updated: Mar 18, 2023

Sample Question
A scatterplot has a Correlation Coefficient of 0.28. This shows the strength and direction of the relationship is :

Strong

Moderate

Weak

Negative

Positive

No Relationship

Could You Pass This Math Exam? MCQ Quiz

Could you pass this Math Exam? MCQ Quiz

This 'Could you pass this Math Exam? MCQ Quiz' challenges learners to understand statistical concepts through scatter plots, correlation, and best-fit lines. It assesses the ability to interpret data and predict relationships,...

Questions: 19 | Attempts: 802 | Last updated: Mar 20, 2023

Sample Question
A best-fit line drawn on a scatter plot _______________ .

Approximates the linear relationship of data points

Always has a positive slope

Must be drawn through the first and last data points

Is the line that goes through every data point

Trigonometry And Statistics Independent Learning Assessment 1

Trigonometry and Statistics Independent Learning Assessment 1

Trigonometry and Statistics Independent Learning Assessment 1 tests understanding through simple numerical evaluations. It assesses key mathematical skills, focusing on basic statistical reasoning, providing valuable insights for...

Questions: 10 | Attempts: 267 | Last updated: Feb 8, 2023

Sample Question
Evaluate

0

-1

1

3.3 Measures Of Spread

3.3 Measures of Spread

This quiz titled '3.3 Measures of Spread' assesses understanding of statistical dispersion through calculations including interquartile range, standard deviation, and adjustments to data set means. It is designed to enhance...

Questions: 6 | Attempts: 384 | Last updated: Mar 20, 2023

Sample Question
The mean of a set of 4 number is 19. What would the mean be if each of the numbers was decreased by 11?

8

11

19

30

3.2 Measures Of Central Tendency

3.2 Measures of Central Tendency

This quiz, titled '3.2 Measures of Central Tendency', assesses understanding of statistical averages, including mean, median, and mode, through practical examples. It evaluates skills in calculating weighted averages and...

Questions: 8 | Attempts: 546 | Last updated: Mar 22, 2023

Sample Question
In a distribution that is skewed left, the mean is...

Less than the median

Greater than the median

Equal to the median

It depends

1.3 Visualizing Trends In Data

1.3 Visualizing Trends in Data

Explore the concept of correlation and trends in data in the '1.3 Visualizing Trends in Data' quiz. Assess your understanding of positive, negative, and no correlation through graphical analysis and theoretical questions,...

Questions: 7 | Attempts: 620 | Last updated: Mar 22, 2023

Sample Question
In the following graph, what type of correlation is indicated?

Strong positive

Strong negative

Weak positive

Weak negative

Box & Whisker Quiz

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

Questions: 37 | Attempts: 475 | Last updated: Mar 20, 2023

Sample Question
16 members of a tae kwon do class are asked their ages. The following results are compiled. 17, 18, 16, 18, 14, 13, 15, 15, 16, 17, 14, 13, 12, 18, 8, 18 What is the interquartile range of the class?

3 years

4 years

4.5 years

5 years

5.5 years

I don't know

Chapter 3 - Summarising Numerical Data

Explore Chapter 3 - Summarising Numerical Data, focusing on the application of statistical methods like mean calculation, normal distribution, and standard deviation. This quiz assesses understanding of statistical concepts in...

Questions: 30 | Attempts: 170 | Last updated: Mar 15, 2023

Sample Question
The following is a set of measurements: 11.0, 11.4, 12.3, 10.5, 11.6, 11.2, 11.8, 11.1, 11.2, 11.3, 11.5 The mean value is closest to:

11.11

11.15

11.35

11.50

11.56

I don't know

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