Question: a research article reported that for a random sample of 850 meal purchases made at fast food chain A the mean sodium content was 1688

a research article reported that for a random sample of 850 meal purchases made at fast food chain A the mean sodium content was 1688 mg, and standard deviation was 821mg. for a random sample of 2102 meal purchases made at fast food chain B the mean sodium content was 1478mg and the standard deviation was 813mg. based on these data is it reasonable to conclude that there is a difference in mean sodium content for meal purchases at fast food chain A and meal purchases ar fast food chain B? use a=0.05 use y1 for fast food chain A and y2 for fast food chain B. find the test statistic value and P value.

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