Question
A manufacturer of chocolate chips would like to know whether its bag filling machine works correctly at the 413 413 gram setting. Based on a
A manufacturer of chocolate chips would like to know whether its bag filling machine works correctly at the 413
413
gram setting. Based on a 16
16
bag sample where the mean is 411
411
grams and the variance is 625
625
, is there sufficient evidence at the 0.05
0.05
level that the bags are underfilled? Assume the population distribution is approximately normal. Find the value of the test statistic. Round your answer to three decimal places.
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Probability and Random Processes With Applications to Signal Processing and Communications
Authors: Scott Miller, Donald Childers
2nd edition
123869811, 978-0121726515, 121726517, 978-0130200716, 978-0123869814
