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Mathematics, 22.02.2020 02:45 Mangolinux7173
The maker of a certain brand of low-fat cereal bars claims that the average saturated fat content is 0.5 gram. In a random sample of 8 cereal bars of this brand, the saturated fat content was 0.6, 0.7, 0.7, 0.3, 0.4, 0.5, 0.4, and 0.2. Assume the saturated fat content in these bars is normally distributed
a. Find the mean of the sample to three decimals
b. Find the probability that a sample has less saturated fat than the sample mean (your answer to part a). Round to two decimal places.
c. Do you agree with the claim?
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