18 $ Hope I helped
This is how I came to the result..
119-11= 108
108 : 6 = 18 $
Which equation am I looking at
Answer:
3
Step-by-step explanation:
Answer: The value of test statistic is 2.442.
Step-by-step explanation:
Since we have given that
n = 238
Sample mean = 23.2 minutes
Standard deviation = 20.26 minutes
Hypothesis :

So, the test statistic value would be

Hence, the value of test statistic is 2.442.