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The weight of 50 workers is given below: Weight in KgNo. of Workers50−60460−70770−801180−901490−1006100−1105110−1203 Draw an ogive of the given distribution using a graph sheet. Take 2 cm = 10 kg on one axis and 2 cm = 5 workers along the other axis. Use a graph to estimate the following: (i) the upper and lower quartiles (ii) If weighing 95 kg and above is considered overweight, find the number of workers who are overweight. [6 MARKS] |
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Answer» The weight of 50 workers is given below: Weight in KgNo. of Workers50−60460−70770−801180−901490−1006100−1105110−1203 Draw an ogive of the given distribution using a graph sheet. Take 2 cm = 10 kg on one axis and 2 cm = 5 workers along the other axis. Use a graph to estimate the following: (i) the upper and lower quartiles (ii) If weighing 95 kg and above is considered overweight, find the number of workers who are overweight. [6 MARKS] |
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