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The Mean | Statistics & Probability



Bob is training for a race and is timing himself to check he’s getti

ng faster.

>Times (in min
utes):
51
48 45 44 47


50 44 47 45 43
49 44 43 4

4

His...

You’ve probably come across the 3 different measures of average



4, 6, 6, 7,

10, 11,
12
/>Mean =

8
Median = 7
Mode = 6

The range also often gets added onto these 3… although it...

This video shows the process for solving the problem presented in IGCSE A June 2018 paper 2HR Q11, which involves cumulative frequency tables. Students will understand how to interpret a frequency table, the concept of a cumulative...

This video shows the process for solving the problem presented in IGCSE A June 2018 paper 1HR Q17, which involves histograms, frequency density, and how they can be used to represent data distributions. Learners will find out how to...

This video shows the process for solving the problem presented in IGCSE A June 2018 paper 1HR Q15, which involves the creation and analysis of a proability tree diagram. By the end of the video, learners will understand the concept of...

This video shows the process for solving the problem presented in IGCSE A June 2018 paper 1H Q19, which covers counting outcomes. The problem requires that learners work out the probability of a person winning a game twice. The process...

This video shows the process for solving the problem presented in IGCSE A June 2018 paper 2H Q13, which involves probability and tree diagrams. Students will learn how to construct a probability tree diagram to visualize outcomes of...

This video provides a step-by-step guide for how to estimate the mean from a grouped frequency data. The example problem is from IGCSE A June 2018 paper 1H Q1.

This video explains how to collect data from a cumulative frequency graph and how to use that data to find an estimate for the interquartile range. Source of question: IGCSE A June 2018 paper 1H Q10.

This video shows the process for solving the problem presented in IGCSE A June 2018 paper 2H Q20, which involves histograms and frequency density. Students will understand how to interpret a histogram that shows information about the...

This video shows the process for solving the problem presented in IGCSE A June 2018 paper 1H Q4, which explores a set theory problem that involves a Venn diagram. Throughout the video, the concepts of set theory, Venn diagrams, and...

This video shows the process for solving the problem presented in IGCSE A June 2018 paper 2HR Q16, which involves conditional probability and counting. We will walk through the step-by-step process of how to approach this problem, how...

This video shows the process for solving the problem presented in IGCSE A June 2018 paper 2HR Q15, which involves set and Venn diagrams. Students will understand how to interpret a Venn diagram and use it to solve math problems and learn...

In this online Math video Tutorial and Lecture on Probability you will learn Probability and different terms related to Probability with its basic & probability formula