The correct answer is C, 15 inches. Please mark Brainliest if helpful. Thanks
Answer:
83050
Step-by-step explanation:
that's the answer to the question
Answer: Matched-pairs t-test
Step-by-step explanation:
Given that,
Shelley's pet food store sold one customer 5 peanut butter biscuits for $3. She sold another customer 7 beef treats for $4.20.
For peanut, the cost is ratio is

For beef, the ratio is

If we take cross product of these items,

It implies, that the sale is in true proportion. From the cross product, we find that it is equal.