Question: A packaging process has a problem of producing underweighted packages. A package is considered to be underweighted if its weight is below 20 ounces. To

A packaging process has a problem of producing
A packaging process has a problem of producing underweighted packages. A package is considered to be underweighted if its weight is below 20 ounces. To inspect the weights, the quality inspector randomly selects 4 packages as a batch and then weighs each package. The data from the inspection is shown below. Weight Package 1 Package 21 Package 3 Package 4 Batch 1 23 22 15 21 Batch 2 24 19 13 Batch 3 24 24 24 Batch 4 18 20,5 24 16 21 Batch 5 18 26 20 The inspector constructs a control chart for monitoring the number of underweighted packages per batch. Calculate Lower Control Limit (LCL) of the chart for the confidence level 70%. Note: Round only your final answer to 2 decimal places. 5222 26

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