Question: A sample of 213 newspaper tire ads from several Sunday

A sample of 213 newspaper tire ads from several Sunday papers showed that 98 contained a low-price guarantee (offer to "meet or beat any price").
(a) Assuming that this was a random sample, construct a 95 percent confidence interval for the proportion of all Sunday newspaper tire ads that contain a low-price guarantee.
(b) Is the criterion for normality of p met?

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  • CreatedAugust 19, 2015
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