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-(histogram)(polygon)-(ogive)

-1)26.10

:

(cumulative frequency)

:

2013/2012:Al TamyZ Model School

Mathematic Department Grade : 9/

9-1 frequency and cumulative frequency

Pg : 190

frequency

f

tallyOutcome

Marks ))

3 5

10

outcome

f

2

Cumulative

frequency(c.f)

Frequency

f

tallyOutcome

Marks )

33344556472839210

X

c.f

3

outcome

TotalX

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1)Pg 193

630(. )

1)1(()( 2

2)3(3)4(

4)5(5

2(

1)

2(

3)

4(

5(

6(

3(

4(

.5.

1)

2)

3)

4)3

5)5

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(1

2)

3)::(mean)(mode)(rang)

9-2 Analysing Data Pg : 197

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4)(ogive):(median)

5)(median)

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1)

2)

Then draw a frequency histogram and a frequencypolygon

3)

9-3 Grouped Data Pg : 197

frequencyClasscenter

class

13-5

46-8

6

8

12

3

221-23

Complete the table for the scores below

9 5 4 11 20 8 5 4 7 8 4 15 19 3 11

22 6 28 2 14 7 8 14 26 11 17 2 18

23 7 14 11 22 6 15 9 10 4 8 3

frequencytallyClass

center

class

31-586-10

frequencyClasscenter

class

516-20

721-25

101331-35

15

641-45

446-50

Draw a frequency histogram and a frequency polygon

For each of these grouped frequency

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1)::

2)40

a(:141-145 , 146-150 , ., 176-180=5

B)

C)=

d)x

e)f)

9-3 Analysing Grouped Data Pg : 204

(modal class)

=median class

=

c.f.f c.cFrequency

f

C.C.

class

2141-145

5151-155

6171-175

2176-180

c.c

f

c.f

c.c.

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3):-

4)

cffc.cfTallyc.c.class

710-191020-291230-39340-49150-59

cffc.cfc.c.class

111-5186-102211-151016-20721-25

cffc.cfc.cclass

3150-1546155-15916160-1649165-1696170-174

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5

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9/12

305

a)b)5.........

c)5.......d)3.......

e)(mode..................... = )f)(mean= (............g))range.................... = )..h)........... =

h)i)

A)(median)

B):

1)

2)

3)........... =

4)

2013/2012:Al TamyZ School

Mathematic Department Grade : 9/

1c. fF . xftallyoutcome

01

2 345

4 1 0 2 3 3 3 2 2 1 0 2 3

4 3 5 3 2 1 3 2 0 1 3 3

4 5 1 0 2

........... ...........

2c. f.x

12345

f.ccfc.c

25

46

789

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:a)b)

c)

:a)b)

c)

:a)b)

c)

:

1)2)3)

2):

3)........... =

4)

4

c.ff.cc

f

c.c.

class

111-5186-102211-151016-20721-25.................

5

6

f.ccfc.c

20

1

2 324

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A)1)2)

B)

2013/2012:Al TamyZ School

Mathematic Department Grade : 9/

7/30/2019 Work With Data

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1)

:a)

b)

c)

2)(median)

3)

1)

2(

3)6

4(

5(

6(

7(3

8)4

c.ff.cc

f

c.c.

class

2

6

9