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It is sometimes necessary at a crime scene to make a cast of a footwear or tire mark impression in soil. Plaster of Paris can be used to make a quick-drying and -setting cast of an impression. This preserves the mark for later examination by a forensic scientist.
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Answer:
Mean for shop A because the data distribution is symmetric; median for shop B because the data distribution is not symmetric
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Explanation:
raising the price of one substance may drive users to other harmful substances. Many drugs appear to be close substitutes. For example, states that have criminal penalties for marijuana use tend to have higher teenage consumption of alcohol and tobacco. copy n pasted.
