Module 1 Quiz

Test Your Knowledge!

This quiz covers all topics from Module 1. Pass with 70% or higher (9 out of 12 questions) to earn your Module 1 completion badge!

Quiz Rules

12 questions covering what is statistics, data types, data collection, and visualization
Passing score: 70% (9 or more correct answers)
Multiple attempts allowed - Learning is the goal!
Immediate feedback after submission with explanations
All questions must be answered before submitting

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Questions answered: 0 / 12

1 What is the main purpose of statistics?

To make data more complicated
To collect, analyze, and interpret data to make informed decisions
To create fancy graphs and charts
To prove your opinion is correct

2 A researcher surveys 1,000 voters and predicts that 52% of all voters will support a candidate. This is an example of:

Descriptive statistics
Inferential statistics
Neither descriptive nor inferential

3 Which of the following is quantitative data?

Eye color (blue, brown, green)
Type of car (sedan, SUV, truck)
Weight in pounds
Zip code

4 The number of students in a classroom is an example of:

Qualitative data
Quantitative - Discrete
Quantitative - Continuous

5 Which data collection method can establish causation?

Observational study
Survey
Experiment with random assignment
None of the above can establish causation

6 A website posts a poll where visitors can click to vote. This is an example of:

Simple random sample
Stratified sample
Voluntary response sample (biased)
Cluster sample

7 A study finds that ice cream sales and drowning deaths are positively correlated. What can we conclude?

Eating ice cream causes drowning
Drowning causes people to buy ice cream
There's an association, but a third variable (warm weather) likely affects both
There is no relationship between ice cream and drowning

8 Which graph type is best for showing trends over time?

Bar chart
Line graph
Pie chart
Scatterplot

9 What is the key difference between a bar chart and a histogram?

Bar charts have gaps between bars; histograms have touching bars
Bar charts are for continuous data; histograms are for categorical data
There is no difference

10 A bar chart showing sales growth has a y-axis that starts at $95,000 instead of $0. This makes small differences appear larger. This is an example of:

A misleading visualization (truncated axis)
A good practice to show detail
Standard procedure for all bar charts

11 You want to see if there's a relationship between hours studied and exam scores. Which graph should you use?

Bar chart
Histogram
Scatterplot
Pie chart

12 Temperature in degrees Fahrenheit is what level of measurement?

Nominal
Ordinal
Interval
Ratio

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Module 1 Quiz

Test Your Knowledge!

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