Measures of Data

What measures of position divide the distribution into 100 equal parts?

• quartiles

• deciles

• range

• percentiles

In a given formula for the measures of position (grouped data), the f stands for?

• points of the class

• class interval

• frequency of the class

• number of class

What is the equivalent of the median in decile?

• 5th Decile

• 4th Decile

• 3rd Decile

• 6th Decile

Using the table, what is the lower boundary of Q₃?

• 80.5

• 84.5

• 82.5

• 86.5

Using the table, compute P₃₀.

• 70.38

• 78.12

• 76.37

• 80.4

Using the table, compute D5.

• 78.2

• 78.86

• 78.3

• 79.84

What measures of position divide the distribution into 10 equal parts?

• quartiles

• deciles

• percentiles

• range

What measures of position divide the distribution into 4 equal parts?

• quartiles

• deciles

• percentiles

• range

Determine the value of x in the cumulative frequency table below.

• 10

• 11

• 12

• 13

Calculate the standard deviation for the following data.

• 2.928

• 4.848

• 5.148

• 6.227