Practice - Introduction
Enroll to start learning
You’ve not yet enrolled in this course. Please enroll for free to listen to audio lessons, classroom podcasts and take practice test.
Practice Questions
Test your understanding with targeted questions
What is the purpose of an index number?
💡 Hint: Think about how we compare different years or periods.
Define a moving average.
💡 Hint: Consider how averages help to simplify data.
4 more questions available
Interactive Quizzes
Quick quizzes to reinforce your learning
What does an index number represent?
💡 Hint: Focus on how comparisons are made.
True or False: Moving averages can help identify long-term trends.
💡 Hint: Think about how averages work over time.
1 more question available
Challenge Problems
Push your limits with advanced challenges
A company has a quantity index of 120 in 2022 compared to 100 in 2020. If the value index in 2020 was $50, what will it be in 2022?
💡 Hint: Use the percentage increase based on the quantity index.
If a store's average sales over the last 5 days were $200, $250, $300, $150, and $280, what is the simple moving average?
💡 Hint: Think about how to calculate the average by summing and dividing.
Get performance evaluation
Reference links
Supplementary resources to enhance your learning experience.