Mathematics Quiz

What is the median of the following set of numbers: 4, 5, 6, 7, 8?

What is the mode of the following set of numbers: 2, 4, 4, 6, 6, 6, 8, 10?

Which of the following is a measure of dispersion?

• a) Mean

• b) Median

• c) Mode

• d) Range

If a circle has a diameter of 20cm, what is the circumference of the circle?

• a) 10π cm

• b) 20π cm

• c) 40πcm

• d) 80π cm

What is the formula to calculate the standard deviation of a set of data?

• a) Square root of variance

• b) Variance squared

• c) Mean squared

• d) Sum of squares

In a triangle with sides of length 5 cm, 6 cm, and 8 cm, what is the measure of the largest angle?

• a) 30

• b) 60

• c) 90

• d) 120

What is the formula to calculate the class mark for a given class interval?

• a) Lower limit + Upper limit / 2

• b) Upper limit - Lower limit / 2

• c) Lower limit * Upper limit

• d) Upper limit + Lower limit

In a frequency distribution, the class interval with the highest frequency is called the:

• a) Mean

• b) Median

• c) Mode

• d) Range

In a frequency distribution, which measure of central tendency is affected the least by extreme values?

• a) Mean

• b) Median

• c) Mode

• d) Range

If the ratio of the lengths of corresponding sides of two similar triangles is 3:4, what is the ratio of their areas?

• a) 3:4

• b) 9:16

• c) 16:9

• d) 12:7