( c ) ( i ) Write down the null hypothesis of the test .
( ii ) Find the p -value .
( iii ) Hence , state the conclusion of the test with a reason .
Another five students from the Group B of the team are also medically examined and their pulse rates are recorded in the table below .
[ 5 ]
Student |
G |
H |
I |
J |
K |
|
Pulse Rate ( y beats per minute
)
|
95 |
99 |
117 |
87 |
110 |
The team manager wants to know whether the mean pulse rates �
A and of the students from the Group A and the Group B respectively are different . A t -test is conducted at a 1 % significance level .
( d ) ( i ) Write down the alternative hypothesis of the test .
( ii ) Find the p -value .
�
B
( iii ) Hence , state the conclusion of the test with a reason . [ 5 ]
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