Free Printable ASSESSMENT-DECILES GROUPED DATA

1.

The deciles divide a set of data into how many equal parts?

a)

a. 4

b)

b. 8

c)

c. 10

d)

d. 100

2.

Which of the following is equal to P₅₀?

a)

a. Q3

b)

b. mode

c)

c. D5

d)

d. Q1

3.

What is the size of the class interval?

a)

1

b)

2

c)

3

d)

4

4.

What is the total frequency of the distribution?

a)

100

b)

120

c)

130

d)

150

5.

In what class interval does the 7^th decile class lies?

a)

19 - 21

b)

16 - 18

c)

13 - 15

d)

10 - 12

6.

What decile is the median of the distribution?

a)

$D_3$

b)

$D_4$

c)

$D_5$

d)

$D_6$

7.

What does the $8^{th}$ decile mean?

a)

8% of the values fall below $D_8$

b)

80% of the values fall above $D_8$

c)

8% of the values fall above $D_8$

d)

80% of the values fall below $D_8$

8.

Ken took a college admission in UP. His score belongs to the 8^th decile. Should he be please with his score?

a)

A. Yes, because his score is above to the needed passing rate which is 75%.

b)

B. No, because there are 25% who took the exam that got a high score than him.

9.

Find D₆ in this data: 23, 26, 27, 29, 35, 38, 42, 55, 59, 65

a)

A. 38

b)

B. 35

c)

C. 42

d)

D. 55

10.

What is the formula used in solving Deciles for grouped data?

a)

$Dk\ =\ \frac{\frac{kn}{10}\ -\ <CF}{f}x\ R$

b)

$Dk\ =\ \frac{\frac{kn}{10}\ -\ <CF}{f}x\ D$

c)

$Dk\ =\ \frac{\frac{kn}{10}\ \ <CF}{f}x\ CI$

d)

$Dk\ =\ \frac{\frac{kn}{4}\ -\ <CF}{f}x\ CI$

ASSESSMENT-DECILES GROUPED DATA

Total questions: 10

Worksheet time: 5mins

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