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Firms use marginal analysis to determine prices by a) changing prices in accordance with information from retailers. b) using comparisons with strong competitors to position prices accordingly. c) examining the effect on revenue of small changes to the price of one item. d) trying to minimize production costs by using better and more efficient methods.

17. a graduated standard used to evaluate student achievement is called a: a. rubric b. norm-referenced test c. criterion-referenced test d. multiple-choice question e. guessing penalty

The scoring range of a clep exam is from?