Quantitative Skills Case Study 6 Lehigh Valley Dairies.pptx - Case Study#6 Lehigh Valley Dairies BY SAMANTHA LYONS Introduction 1 Calculate the

Quantitative Skills Case Study 6 Lehigh Valley Dairies.pptx...

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Case Study #6: Lehigh Valley Dairies BY: SAMANTHA LYONS
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Introduction 1. Calculate the probability that the mean score of Blugurt given by the simple random sample of Lehigh Valley Dairies customers will be 75 or less. 2. If the Marketing Department increases the sample size to 150, what is the probability that the mean score of Blugurt given by the simple random sample of Lehigh Valley Dairies customers will be 75 or less? 3. Explain to Lehigh Valley Dairies senior management why the probability that the mean score of Blugurt given by the simple random sample of Lehigh Valley Dairies customers will be 75 or less differs for these two sample sizes.
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Background Last year Lehigh Valley Dairies decided to enter the yogurt market, and it began cautiously by producing, distributing, and marketing a single flavor – a blueberry-flavored yogurt that It calls Blugurt. Consumers’ ratings of the product have a mean of 80 and a standard deviation of 25 on a 100-point scale for which 100 is the most favorable score and zero is the least favorable score.
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