A simple random sample of 21 peanut M&M candies is selected, and each candy is weighed. The

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A simple random sample of 21 peanut M&M candies is selected, and each candy is weighed. The mean is 2.4658 g and the standard deviation is 0.3127 g. The 100 g MScM plain candies listed in Data Set 11 in Appendix B have a mean of 0.9147 g and a standard deviation of 0.0369 g. Is there sufficient evidence to support the claim that there is a difference between the mean weight of peanut M&Ms and the mean weight of plain M&Ms?
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Elementary Statistics

ISBN: 9780321225979

3rd Canadian Edition

Authors: Mario F. Triola

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