Q. 44.2( 115 Votes )
Draw a histogram for the frequency table made for the data in Question 3, and answer the following questions.
(i) Which group has the maximum number of workers?
(ii) How many workers earn Rs 850 and more?
(iii) How many workers earn less than Rs 850?
The histogram for the above given frequency table is:
(i) The group earning Rs. 830-840 per week has the maximum number of workers
(ii) The workers who earn more than Rs 850 fall under the group of 850-860 or 860-870 or 870-880 or 880-890.
Therefore, there are total 10 workers who are earning Rs. 850 or more.
(iii) The workers who earn less than Rs 850 fall under the group of 800-810 or 810-820 or 820-830 or 830-840 or 840-850. Therefore, there are total20 workers who are earning less than Rs. 850.
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Below is the histogram depicting marks obtained by 43 students of a class:
(i) Write the number of students getting the highest marks.
(ii) What is the class size?
RD Sharma - Mathematics
The following histogram shows the monthly wages (in Rs) of workers in a factory:
(i) In which wage-group the largest numbers of worders are being kept? What is their number?
(ii) What wages are the least number of workers getting? What is the number of such workers?
(iii) What is the total number of workers?
(iv) What is the factory size?RD Sharma - Mathematics
Draw a histogram of the following data:
The following histogram shows the number of literate females in the age group of 10 to 40 years in a town:
(i) Write the age group in which the number of literate female is the highest.
(ii) What is the class width?
(iii) What is the lowest frequency?
(iv) What are the class marks of the classes?
(v) In which age group literate females are the least?RD Sharma - Mathematics
Construct a histogram for the following data: