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Maths Sl Statistics and Probability Quiz Flashcards | StudBud

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How do you determine whether a certain value is an outlier? (Interquartile ranges = IQRs)

What is the difference between continuous and discrete data?

Maths Sl Statistics and Probability Quiz

9 terms·StudBud Administration·20 plays

A quiz testing topics 5.1, 5.2 and 5.3 in the standard level ib maths spec #internationalbaccalaureate #ib #ibmaths #standardlevelmaths #slmaths

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Questions 9

Answers

1
What is the difference between continuous and discrete data?
Discrete data is measured and continuous data is counted
They are both the same
discrete data is infinite whereas continuous data is finite
Discrete data is counted and continuous data is measured
2
How do you determine whether a certain value is an outlier? (Interquartile ranges = IQRs)
If it 1 IQR below the 1st or above the 3rd quartile
If it is 2 IQR's below the 1st or above the 3rd quartile
If it is 2.5 IQR's below the 1st or above the 3rd quartile
If it is 1.5 IQRs below the 1st or above the 3rd quartile
3
What is quantitative data?
Information that can be counted or measured
Information that can only be counted
data of one set value
data that is observed & not measured by a numerical result
4
And Finally .... What is the 25th percentile?
1
6
4
3
5
What is a type of non-probability sampling?
Systematic Sampling
Accidental Sampling
Stratified sampling
Random sampling
6
What is the interquartile range a more useful measure of spread than?
The mean
The range
The mode
The median
7
What is a modal class?
The relative frequency of a class
The class with the highest frequency
The class with the lowest frequency
The class with the mode in
8
Find the lower quartile of the following set of data!
40
15
10
20
9
What information does a box and whisker plot display?
the range, median and mean
the range, median and quartiles
the range, mean and quartiles
the median, mean and quartiles