Question

a production line operation is designed to fill cartons with laundry detergent to a mean weight of 32 ounces. a sample of cartons is periodically selected and weighed to determine whether underfilling or overfilling is occurring. if the sample data lead to a conclusion of underfilling or overfilling, the production line will be shut down and adjusted to obtain proper filling.

Answer 1

The production line either overfilled or underfilled the cartons, resulting in u not equaling 32.

briefly go through the question  :

A null hypothesis is that the production line fills the cartons in accordance with standards, which corresponds to u=32.

Alternative Hypothesis: The production line either overfilled or underfilled the cartons, resulting in u not equaling 32.

b. The data does not provide enough proof to back up the conclusion that the production line either underfilled or overfilled the cartons at the indicated level of importance A.

c. The data provides adequate evidence to support the conclusion that the production line either underfilled or overfilled the cartons at the chosen level of significance (a).

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