Summary (Grade 11 NSC Matric Mathematics): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
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Practise the questions
10 questions from this quiz
In a histogram, how do adjacent bars relate to each other?
In a histogram, how do adjacent bars relate to each other?
They touch each other
What does the first count in an ogive always equal?
What does the first count in an ogive always equal?
Zero
How do you create a frequency polygon from a histogram?
How do you create a frequency polygon from a histogram?
Connect midpoints of top edges
What is the relationship between standard deviation and variance?
What is the relationship between standard deviation and variance?
Standard deviation =
If heights are in cm, what units is the variance in?
If heights are in cm, what units is the variance in?
Square centimetres
In a right-skewed distribution, how do mean and median compare?
In a right-skewed distribution, how do mean and median compare?
Mean > median
In a left-skewed distribution, how do mean and median compare?
In a left-skewed distribution, how do mean and median compare?
Mean < median
In a symmetric distribution, what is true about mean and median?
In a symmetric distribution, what is true about mean and median?
Mean approximately equals median
Which measure is most resistant to outliers?
Which measure is most resistant to outliers?
Median
What does the last count in an ogive equal?
What does the last count in an ogive equal?
Total number of data points