Question

During a medical checkup, the number of heartbeats per minute of
40 patients were recorded and summarised as follows:
Number of heartbeats
64-68 | 68-72 | 72–76 | 76-80 80-84 84-88
per minute
Number of patients
6.
8
10
12
3
1
Find the mean heartbeats per minute for these patients.​

Answer 1

Answer:

During a medical checkup, the number of heartbeats per minute of

40 patients were recorded and summarised as follows:

Number of heartbeats

64-68 | 68-72 | 72–76 | 76-80 80-84 84-88

per minute

Number of patients

Find the mean heartbeats per minute for these patients.