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  3. 2. m&m’s are delicious. “they mel

2. M&M’s are delicious. “They melt in your mouth, not in your hand.” According to the...

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Statistics

2. M&M’s are delicious. “They melt in your mouth, not inyour hand.” According to the M&M’s company, their most popularcolor is blue.

(a) You open regular pack of M&M’s find that 14 of the 80candies are red. Construct and interpret a 95% confidence intervalfor the proportion of red M$M’s candies.

(b) N&N’s is another candy company selling candy coatedchocolates. Their slogan is “They melt where it’s warm, so put themin your mouth.” They are being sued by M$M’s for copyrightinfringement. In their defense, the N$N’s company claims that theirproportion of blue candies is much larger than 24% (the proportionfor blue M$M’s). As an expert witness, you pick a random sample ofN&N’s candies and found 71 out of 240 were blue. Does thisprovide statistically significant evidence for N&N’s claim?

Answer & Explanation Solved by verified expert
4.3 Ratings (903 Votes)
2aFormula for confidence interval for population proportion pNumber of red candies in a regular pack of M M x14Total number of candies n 80Sample proportion of red M M candies 1480 0175for 95 confidence level 10095100 0052 00520025Z2 Z0025 19695    See Answer
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