Joe cannons charges an initial fee of $20 +4 dollars an hour Calais Calais charges a flat rate of $14 an hour find the number of
1 answer:
You might be interested in
Answer:
Test statistic (t) = 0.625
Step-by-step explanation:
<u><em>Step(i):-</em></u>
mean of the Population(μ) = 10.4 hours
Sample mean (x⁻) = 10.7 hours
Standard deviation of the sample( S) = 1.44
The level of significance (α= 0.1
Sample size 'n' = 9
Degrees of freedom = n-1 = 9-1 =8
<u><em>Step(ii)</em></u>:-
Test statistic