Answer: x=-5 and y=6
Step-by-step explanation: i hope i did it right tell if i didnt
Answer:
I think it's the last one. Sorry if I'm wrong
Answer:
7(0.75) = 5.25
f = 7
Step-by-step explanation:
Answer:
The test statistic | t | =4.45
Step-by-step explanation:
<u><em>Step(i):-</em></u>
Given that the first sample size n₁ = 36
Given that the second sample size n₂ = 34
Mean of the first sample x₁⁻ = 68.5
Mean of the second sample x₂⁻ = 70
<u><em>Step(ii):-</em></u>
Test statistic



The test statistic | t | = |-4.45| =4.45
Answer:
7/3
Step-by-step explanation: