Moving companies are required by the government to publish a Carrier Performance Report each year. One of

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Question:

Moving companies are required by the government to publish a Carrier Performance Report each year. One of the descriptive statistics they must include is the annual percentage of shipments on which a $50 or greater claim for loss or damage was filed. Suppose two companies, Econo-Move and On-the-Move, each decide to estimate this figure by sampling their records, and they report the data shown in the following table.

Econo-MoveOn-the-Move
Total shipments sampled900750
Number of shipments with a claim ≥ $5016260
The owner of On-the-Move is hoping to use these data to show that the company is superior to Econo-Move with regard to the percentage of claims filed. Which test would be used to properly analyze the data in this experiment?

A)Separate variance t test for the difference between two means
B)F test for the difference between two variances
C)Z test for the difference between two proportions
D)t test for the difference between two means