Question

B. Prepare another pictograph of students using any other symbol each representing 50
students. Which pictograph do you find more informative?
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Answer 1

Given :  Students Year wise

YEAR   STUDENTS  

1996        400

1998        535

2000       472

2002       600

2004        623

A  pictograph of students  representing 100  students.

To Find : Prepare another pictograph of students using any other symbol each representing 50  students.

Which pictograph do you find more informative

Solution:

1996        400    = 50 * 8

1998        535    = 50 * 10 +   35

2000       472    =  50 * 9   + 22

2002       600    = 50 * 12

2004        623     = 50 * 12  + 23

In statistics, pictograms are charts in which icons represent numbers to make it more interesting and easier to understand. A key is often included to indicate what each icon represents. All icons must be of the same size, but a fraction of an icon can be used to show the respective fraction of that amount

The representation of ‘one picture to many objects’ in a Pictograph is called

SCALING

Lower the scale  more informative is graph

Hence pictograph using symbol each representing 50  students is more informative compared to 100

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Answer 2

Answer:

second is corret answer