The table given below show the pocket money that 30 student get. pocket money 10 rupees, 20 rupees ,30 rupees, 40 rupees. number of students 4 ,8 12,6, find the median.
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Answer:
168.3
Step-by-step explanation:
Class interval (exclusive) Class interval (inclusive) Class interval frequency Cumulative frequency
160 – 162 159.5 – 162.5 15 15
163 – 165 162.5 – 165.5 118 133 (F)
166 – 168 165.5 – 168.5 142 (f) 275
169 – 171 168.5 – 171.5 127 402
172 – 174 171.5 – 174.5 18 420
N = 420
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