Free Printable Math(recap)

1.

Qk class is the class with the value of cumulative frequency equal or greater than kn/4

a)

true

b)

false

2.

The total frequency ( n ) should be equal to the last cumulative frequency before ( <cf )

a)

true

b)

false

3.

a statistical phrase for dividing observations into four predetermined ranges based on data values and how they relate to the total set of observations.

a)

Deciles for Grouped Data

b)

Quartile

c)

Deciles

d)

Quartile for Grouped Data

4.

the score points that divides the data into 10 equal parts

a)

Quartile for Grouped Data

b)

Quartile

c)

Deciles

d)

Deciles for Grouped Data

5.

How to get the <cfb or the cumulative frequency before?

a)

count first number to last number in each classs

b)

add all the frequency

c)

first number of each class subtracted to 0.5

d)

copy the frequency then sum the predecessor to get the next

6.

How to get the n or the total frequency?

a)

first number of each class subtracted to 0.5

b)

add all the frequency

c)

copy the frequency then sum the predecessor to get the next

d)

count first number to last number in each class

7.

How to get the Lb or the lower boundary?

a)

first number of each class subtracted to 0.5

b)

copy the frequency then sum the predecessor to get the next

c)

count first number to last number in each class

d)

add all the frequency

8.

How to get the i or the interval ?

a)

add all the frequency

b)

copy the frequency then sum the predecessor to get the next

c)

count first number to last number in each class

d)

first number of each class subtracted to 0.5

9.

What is the formula of Quartile for grouped data?

a)

$Q=\frac{k\ \left(n+1\right)}{4}$

b)

$L\ +\frac{\left(\ \frac{kn}{10}-\ <cf\ b\right)\ i}{f}$

c)

$Qk=Lb\ +\frac{\left(\ \frac{kn}{4}-\ <cf\ b\right)\ i}{f}$

d)

$D=\frac{k\ \left(n+1\right)}{10}$

10.

What is the formula of Deciles for grouped data?

a)

$Qk=\ Lb+\frac{\left(\frac{kn}{4}-<cf\ b\right)\ i}{f}$

b)

$D=\frac{k\ \left(n+1\right)}{10}$

c)

$Q=\frac{k\ \left(n+1\right)}{4}$

d)

$L+\frac{\left(\frac{\ kn}{10}-\ <cf\ b\right)\ i}{f}\ \$

Math(recap)

Total questions: 10

Worksheet time: 5mins

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