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Groupof 50 students was writing a test paper in an examination nan.paper in an examination hall. Maximum time a2. A group of 50 sthours. Time taken by them to solve the paper was refor the unit test was 2to solve the paper was recorded in meas140,128, 130, 145, 150, 120, 135. 125. 120. 113.110,138, 136, 146, 125, 135, 142, 145, 118, 112,132,135, 100, 105, 128, 108, 124, 140, 145, 150,123, 142, 110, 125, 138, 128, 138, 110, 120, 130,143, 124, 115, 133, 143, 134, 148, 104, 118, 139.Express the time taken by the examinees to solve the paper in the form of frequency ditable in intervals like 100-105, and answer the following questions:hours ?(1) How many students could complete it exactly in 2 |
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Answer» डब्लू डब्लू डब्ल्यू डब्ल्यू डब्ल्यू डब्ल्यू डब्ल्यू डब्ल्यू डब्ल्यू डब्ल्यू डब्ल्यू एक |
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