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octor and their of heart beats permean heart beats per minuteThirty women were examined in a hospital by a doctor and their olminute were recorded and summarised as shown. Find the mean heart beaufor these women, choosing a suitable method.ber of heart beats/minute 65-68 68-71 71-74 74-77 77-80 80-83 83-86mber of women2 4 3 8 7 4 220LI |
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