Rate of breathing

1.     Table below shows the result of an investigation that was carried out by a group of pupils.

Pupil	Aini	Mimi	John	Jack
Rate of breathing	19	21	23	18

                                                                                               

    a) What is the rate of breathing?

       

        ______________________________________________________________

                                                                                                                   (1 mark)

    b) Who has the highest rate of breathing?

______________________________________________________________

                                                                                                            (1 mark)

c)  Based on the investigation, state the thing that needs to be

i)             Changed : __________________________________________________

ii)           Observed :_________________________________________________

                                                                                                  (2marks)

d) Make a conclusion based on the above investigation.

______________________________________________________________

                                                                                                                   (1 mark)