136 Salmonella in ice cream bars (contd). Refer to Exercise 135. Suppose it is now 1 year...
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136 Salmonella in ice cream bars (cont’d). Refer to Exercise 135. Suppose it is now 1 year after the poisoning was traced to ice cream bars. The manufacturer wishes to estimate the proportion who still will not purchase bars to within .02, using a 95% confidence interval. How many consumers should be sampled?
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