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Mathematics, 12.07.2021 14:00 jamisoncameron000
From a random sample of 20 bars selected at random from those produced, calculations gave a mean weight of = 52.46 grams and standard deviation of s = 0.42 grams. Assuming t distribution is followed, construct a 90% confidence interval for the mean weight of bars produced, giving the limits to two decimal places.
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From a random sample of 20 bars selected at random from those produced, calculations gave a mean wei...
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