Quiz on Measures of Central Tendency

Which measure of central tendency is not affected by outliers?

• mean

• median

• mode

• weighted mean

What is the most common measure of central tendency?

• mean

• median

• mode

• weighted mean

What is the most reliable measure of central tendency when there are extreme values?

• mean

• median

• mode

• weighted mean

In a quiz on Science, Mark and his friends gained a score of 9, 10, 7, and 8. What is the mean of their scores?

• 6.5

• 7.5

• 8.5

• 9.5

Jay got points of 12, 15, 10, 14, and 21 on his 5 basketball games during the intramurals. What is the average points per game of Jay?

• 13

• 14.4

• 16.5

• 17

Given the scores in the distribution, 1, 2, 2, 1, 5, 5, 4. Which among the following is NOT true?

• The distribution is trimodal

• The distribution contains more than 1 mode

• 1, 2, and 5 are the mode of the distribution

• There is no mode in the distribution

What is the median of the given distribution? 2, 5, 4, 10, 12, 12, 7, 9

• 7

• 8

• 10

• 11

Which among the following is TRUE about the median?

• It is the most reliable measure of variability

• You just need to locate the middle value to find it

• It is possible to have more than 1 median

• It is always present in a distribution

The time it took Mike to solve 5 Rubik's cube are 6.7, 5.9, 7.1, 12.1, and 6.4. Which is the outlier?

• 5.9

• 6.4

• 7.1

• 12.1

2, 1, 1, 2, 3, 3, 4, 4,

What is the mode of the given data?

• 1, 2, 3 , and 4

• 1 and 2 only

• 3 and 4 only

• there is no mode