Mathematics 10 Fourth Quarter Exam

It is the science of gathering, analyzing and interpreting data.

• Decile

• Mean

• Quartile

• Statistics

The following are the measures of central tendency EXCEPT:

• Mean

• Median

• Mode

• Range

In a data set with an even number of values, how is the median found?

• By selecting the middle number

• By finding the highest number

• By finding the mean of the two middle numbers

• By selecting the lowest number

Which of the following represents the mode of a data set?

• the middle value

• the most frequently occurring value

• the sum of all values divided by the count

• the difference between the highest and lowest values

Dr. Santos is a dentist. He needs to report the average of the number of patients that asked for tooth extraction in a week. Help Dr. Santos to find the average of the given data set. 2, 1, 1, 5, 6, 3, 4

• 2

• 3

• 4

• 5

These are the scores points which divide a distribution into ten equal parts.

• Decile

• Quartile

• Percentile

• Statistics

These are the scores points which divide a distribution into four equal parts.

• Decile

• Quartile

• Percentile

• Statistics

Which of the following is equivalent to the 50th percentile (P50)? I. 5th decile II. 2nd quartile III. median

• I only

• III only

• I and II

• I, II and III

Which of the following is equivalent to the 1st quartile (Q1)?

• D2

• D5

• P25

• P75

In ungrouped data, which of the following is a formula for finding the position of Q1?

• 1100(n+1)

• 110(n+1)

• 14(n+1)

• 12(n+1)