Following histogram represents the height of the students in a class-Height cmi Find the number of students whose height falls in the range 145-160ii Find the height range with the highest frequency-

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Standard VIII

Mathematics

Representing Data as a Histogram

Following his...

Question

Following histogram represents the height of the students in a class.:

(i) Find the number of students whose height falls in the range 145 - 160

(ii) Find the height range with the highest frequency.

(i) 14, (ii) 150 - 155

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(i) 17, (ii) 150 - 155

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(i) 17, (ii) 145 - 150

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(i) 6, (ii) 160 - 165

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Solution

The correct option is B
(i) 17, (ii) 150 - 155

(i) The number of students whose height falls in the range 145 - 160 = 6 + 8 + 3 = 17

(ii) The height range with the highest frequency in the class is 150 - 155 whose frequency is 8.

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Similar questions

The following bar graph represents the heights (in cm) of 50 students of Class XI of a particular school. Study the graph and answer the following questions:

(i) What percentage of the total numbe students have their heights more than cm?
(ii) How many students in the class are in range of maximum height of the class?
(iii) The school wants to provide a partictilai type of tonic to each student below he height of 150 CM to improve his height the cost of the tonic for each student comes out to be Rs. 55, how much amount o money is required?
(iv) How many students are in the range shortest height of the class?
(v) State whether true or false:
(a) There are 9 students in the class whose heights are in the range of 155-159 cm.
(b) Maximum height (in cm) of a student the class is 17.
(c) There are 29 students in the class whose heights are in the range of 145-154 cm.
(d) Minimum height (in cm) of a student is the class is in the range of 140-144 cms.
(e)The number of students in the class havin their heights less than 150 cm is 12.
(f) There are 14 students each of whom has height more than 154 cm.

Find the range of heights of any ten students of your class.

Q. Distribution of height of students in a class VIII-E is given in the following table.

Height in cm (Class Marks)	120	130	140	150	160	170
No. of student	24	16	26	14	8	11

Build a histogram and find the class that has maximum number of students.

Q. Heights of students of class

X

are given in the following frequency distribution. Find the modal height.

Q. The following distribution represent the height of

160

students of a school.

Height (in $c m$ )	No. of Students
$140 - 145$	$12$
$145 - 150$	$20$
$150 - 155$	$30$
$155 - 160$	$38$
$160 - 165$	$24$
$165 - 170$	$16$
$170 - 175$	$12$
$175 - 180$	$8$

Draw an ogive for the given distribution taking

2 c m = 5 c m

of height on one axis and

2 c m = 20

students on the other axis. Using the graph, determine:
(i) The median height
(ii) The inter quartile range
(iii) The number of students whose height is above

172 c m

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Following histogram represents the height of the students in a class.: (i) Find the number of students whose height falls in the range 145 - 160 (ii) Find the height range with the highest frequency.

The correct option is B (i) 17, (ii) 150 - 155 (i) The number of students whose height falls in the range 145 - 160 = 6 + 8 + 3 = 17 (ii) The height range with the highest frequency in the class is 150 - 155 whose frequency is 8.

Following histogram represents the height of the students in a class.:

(i) Find the number of students whose height falls in the range 145 - 160

(ii) Find the height range with the highest frequency.

The correct option is B
(i) 17, (ii) 150 - 155

(i) The number of students whose height falls in the range 145 - 160 = 6 + 8 + 3 = 17

(ii) The height range with the highest frequency in the class is 150 - 155 whose frequency is 8.