Question

Thirty women were examined in a hospital by a doctor and their heart beats per minute
were recorded and summarised as shown. Find the mean heart beats per minute for
these women, choosing a suitable method.
Number ofheart beats/minute 165-68
68-71 71-74 74-77 | 77-80 80-83 83-86
2.
3
4
8
7.
Number of women
4
2​

Answer 1

Answer:

68-71

Step-by-step explanation:

Least no.

Answer 2

Answer:

68-71

Step-by-step explanation:

plz mark me as brainliest