Measures of Central Tendency (HSC SSCE Mathematics Standard): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
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Practise the questions
10 questions from this quiz
Which measure of central tendency is best when data contains outliers or is skewed?
Which measure of central tendency is best when data contains outliers or is skewed?
Median
What symbol denotes the population mean?
What symbol denotes the population mean?
What is the formula for calculating the mean from ungrouped data?
What is the formula for calculating the mean from ungrouped data?
In the grouped data formula , what does represent?
In the grouped data formula , what does represent?
The class centre
Why is the mean from grouped data an approximation?
Why is the mean from grouped data an approximation?
Class centres replace actual scores
For data with 7 values, which position is the median after ordering?
For data with 7 values, which position is the median after ordering?
4th value
How is the median found when there are 10 values?
How is the median found when there are 10 values?
Average of 5th and 6th values
What is the mode of a dataset?
What is the mode of a dataset?
The most frequent value
What term describes a dataset with exactly two modes?
What term describes a dataset with exactly two modes?
Bimodal
For grouped data, what is the modal class?
For grouped data, what is the modal class?
Class with highest frequency