Answer:
1) matched samples
2) single sample
3) independent samples
Step-by-step explanation:
1) couples were taken and their behaviors matched
2) only one sample was used
3) two different samples were used and their average compared.
<span>3^2 + 4^2 = 5^2
answer is </span>A) 3^2 + 4^2 = 5^2
Answer:
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Step-by-step explanation:
Given



Required
Determine the hourly rate
First, we need to determine the ice cream sold


Next, we calculate the hourly rate:






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<em> -- Approximated</em>