Do green and blue chocolate M&M candies have equal weight in a package of M&Ms? Random samples of M&M packages were chosen and the average number of green and blue candies along with the mean and standard deviation (in grams) for each were recorded. The table below summarizes the results  Green: n=18,  x=0.8972,  s=0.0498 Blue: n=17,  x=0.8985,  s=0.0497 Is there a difference between the weights of green and blue M&Ms? Use a significance level of 0.02. hypothesis test needed

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Do green and blue chocolate M&M candies have equal weight in a package of M&Ms? Random samples of M&M packages were chosen and the average number of green and blue candies along with the mean and standard deviation (in grams) for each were recorded. The table below summarizes the results 

Green: n=18,  x=0.8972,  s=0.0498

Blue: n=17,  x=0.8985,  s=0.0497

Is there a difference between the weights of green and blue M&Ms? Use a significance level of 0.02.

hypothesis test needed

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