Output of cars in a factory for the years 2003 - 2006 Year 2003 2004 2005 2006 No. of cars 4000 5000 7000 6000 Draw a pictograph Use = 1000 cars

Recall that a pictograph uses picture symbols to convey the meaning of statistical information. Hence, for the given data the pictograph is

Sale of a cold milk bottles in a school canteen for a week Days of the week Mon Tue Wed Thur Fri Sat Bottles sold 50 70 100 120 80 40 Illustrate this information by a pictograph

Recall that a pictograph uses picture symbols to convey the meaning of statistical information. Hence, for the given data the pictograph is

E M B I B E

ICSE Skills In Mathematics>Chapter 34 - Statistics>EXERCISE>Q 5

EASY

7th ICSE

IMPORTANT

Earn 100

Find the mean of first ten natural numbers.

50% studentsanswered this correctly

Important Questions on Statistics

EASY

7th ICSE

IMPORTANT

ICSE Skills In Mathematics>Chapter 34 - Statistics>EXERCISE>Q 6

Find the mean of first ten whole numbers.

EASY

7th ICSE

IMPORTANT

ICSE Skills In Mathematics>Chapter 34 - Statistics>EXERCISE>Q 7

Find the mean of first ten even natural numbers.

EASY

7th ICSE

IMPORTANT

ICSE Skills In Mathematics>Chapter 34 - Statistics>EXERCISE>Q 8

Find the mean of first ten odd natural numbers.

EASY

7th ICSE

IMPORTANT

ICSE Skills In Mathematics>Chapter 34 - Statistics>EXERCISE>Q 9

If the mean of

6, 4, 7, m

and

10

is

8

, find the value of

m

.

EASY

7th ICSE

IMPORTANT

ICSE Skills In Mathematics>Chapter 34 - Statistics>EXERCISE>Q 10

Find the mean of the marks obtained by $20$ students given in the following table in decimal form.

Marks	$2$	$3$	$4$	$5$	$6$	$7$	$8$	$9$	$10$
Number of students	$1$	$5$	$2$	$1$	$3$	$4$	$2$	$1$	$1$

EASY

7th ICSE

IMPORTANT

ICSE Skills In Mathematics>Chapter 34 - Statistics>EXERCISE>Q 11

Calculate the mean of the following frequency distribution.

$x$	$1$	$2$	$3$	$4$	$5$	$6$	$7$	$8$	$9$	$10$
$f$	$7$	$10$	$16$	$22$	$30$	$23$	$15$	$10$	$6$	$1$

MEDIUM

7th ICSE

IMPORTANT

ICSE Skills In Mathematics>Chapter 34 - Statistics>EXERCISE>Q 1

Output of cars in a factory for the years $2003 - 2006$

Year	2003	2004	2005	2006
No. of cars	4000	5000	7000	6000

Draw a pictograph

Use Question Image $= 1000$ cars

MEDIUM

7th ICSE

IMPORTANT

ICSE Skills In Mathematics>Chapter 34 - Statistics>EXERCISE>Q 2

Sale of a cold milk bottles in a school canteen for a week

Days of the week	Mon	Tue	Wed	Thur	Fri	Sat
Bottles sold	50	70	100	120	80	40

Illustrate this information by a pictograph

Question Image

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