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- 1. Fill in the Blank
An average...
Unlikely to be affected by extreme values.
Useful to manufacturers that need to know the most popular styles and sizes.
Can be used for all sets of qualitative data.
- 2. Multiple Choice
What is the reciprocal of sine?
secant
cosecant
tangent
cosine
- 3. Multiple Choice
Find the range and the interquartile range of the dataset represented in the following box plot.
Range = 2.3; IQR = 1.75
Range = 3.3; IQR = 1.65
Range = 3.3; IQR = 1.75
Range = 4.3; IQR = 1.75
- 4. Multiple Choice
The most commonly known average. The sum of a set of data values can be found from this.
median
IQR
mean
mode
- 5. Multiple Choice
The following stem-and-leaf diagram shows the marks out of 50 obtained by 15 students in a Science test.
Find the range and interquartile range of the marks.
41 and 17
41 and 18
43 and 18
40 and 18
- 6. Multiple Choice
Rishi and Daisy take the same seven tests in Mathematics, and both students’ marks improve on successive tests. Their percentage marks are as follows.
Rishi’s marks: 15 24 28 33 39 42 50
Daisy’s marks: 51 65 69 72 78 83 86
Name two measures that could be used together to give a meaningful comparison of the two students’ marks.
One of mode or mean and one of range or IQR.
One of median or mean and one of Var(x) or IQR.
One of cumulative frequency or mean and one of range or IQR.
One of median or mean and one of range or IQR.
- 7. Multiple Choice
25.23
23.25
23
23.26
- 8. Fill in the Blank
The reciprocal of cotangent is _____.
- 9. Multiple Choice
Median = 6; mode = 8
Median = 8; mode = 6
Median = 6; mode = 6
Median = 5; mode = 8
- 10. Multiple Choice
Find the exact value.
-sqrt 2
sqrt 3
-sqrt 3
sqrt 2
- 11. Fill in the Blank
The _____ is at the value half-way between the 1st and the nth.
- 12. Fill in the Blank
Variation is also known as spread or _____.
- 13. Multiple Choice
For the set of five numbers 3, 9,15, 24 and 29, find the standard deviation.
94.1
90.4
9.51
9.52
- 14. Fill in the Blank
Find the standard deviation of the values of x given in the following table, correct to 3 significant figures.
- 15. Multiple Choice
Find the exact value of
1
3
4
2
- 16. Multiple Choice
What is the reciprocal of cosine?
secant
cosecant
cotangent
sine
- 17. Multiple Choice
Find the mean:
3.66825
3.88825
3.68825
2.68825
- 18. Fill in the Blank
Mnemonic for the three basic trigonometric functions
- 19. Fill in the Blank
Mnemonic for the reciprocal of the three basic trigonometric functions
- 20. Multiple Choice
cot x = 0.8
51.3 deg, 213.3 deg
53.1 deg, 231.3 deg
51.3 deg, 21.3 deg
51.3 deg, 231.3 deg
- Answer choicesTagsAnswer choicesTags