Q2 of 41 Page 5

The annual attendance of 58 girls in Std. VIII is given below:169, 168, 171, 180, 165, 190, 195, 159, 153, 185, 158, 156, 163, 167, 179, 157, 174, 164, 184, 184, 175, 179, 174, 183, 197, 172, 188, 172, 161, 173, 166, 166, 162, 170, 178, 182, 178, 177, 171, 177, 177, 171, 193, 187, 192, 182, 176, 176, 180, 186, 181, 171, 178, 192, 177, 187, 191, 176, Prepare a frequency table for the data using the class intervals as:150-155, 155-160, 160-165, 165-170, 170-175, 175-180, 180-185, 185-190, 190-195, 195-200


Frequency Distribution Table
Class interval attendanceTally MarksFrequency
150-155|1
155-160||||4
160-1655
165-1706
170-17510
175-18014
180-1857
185-1905
190-1955
195-200|1
Total58


More from this chapter

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1 The frequency table of the weights (in kilograms) of the students is given alongside: Answer the questions with reference to the given table:


Class intervals (Wt. in .kg)Frequency (Number of Students)
40 ? 458
45 ? 5015
50 ? 5514
55 ? 609
60 ? 653

(i) How many classes are there in the given table?(ii) What is the frequency of the class 50 to 55?(iii) Which class has the maximum frequency?(iv) Which is the class with frequency 9?(v) What is the lower limit of the class 50 to 55?(vi) What is the upper limit of the class 55 to 60?(vii) In which class will a student weighing 57 kg be included?(viii) How many student抯 weights are given in the table?(ix) State the number of students weighing less than 56 kg?(x) What is the maximum weight of the student which can be included in the given table? 3 Write true or false with reference to the following frequency table:

Class (Science marks)1-1010-2020-3030-4040-5050-6060-7070-8080-9090-100Total
Frequency (Number of students)2412151825932191
(i) The frequency of 18 is 2.(ii) The frequency of 35 is 15.(iii) Class 90 -100 has the lowest frequency.(iv) Class 50 - 60 has a frequency of 18.(v) Class 60-70 has the highest frequency.(vi) The frequency of 48 is 18.(vii) The total number of students is 100.(viii) There are 10 class intervals.(ix) If the passing marks are 41, the number of students that failed is 33. 4 Make a circle graph to show the number of votes received in the election of class monitor.Mona - 6 votes, Payal -10 votes, Prashant -2 votes, Sona -20 votes, Rajen -15 votes, Meera -4 votes, Subhash - 3 votes. 5 Nine hundred men volunteered for joining the armed force. The pie-graph represents the proportion of men in the different armed services. Study the pie-graph and answer the questions given below:(i) Find how many men volunteered for each service?(ii) What percent of the men volunteered to join Navy force?