A Quality Analyst wants to construct a control chart for determining whether errors in bank transactions are under contr
Posted: Mon May 30, 2022 5:30 pm
A Quality Analyst wants to construct a control chart for
determining whether errors in bank transactions are under control.
She looked at samples of 1000 transactions each week, for four
weeks in a row. A transaction was considered defective, if the
analyst detected any error in the transaction. Week Total
Defectives 1 50 2 27 3 15 4 35 What is the average sample
proportion of defective transactions for all four weeks? .032 .04
.02 .30 None of the other choices are correct
determining whether errors in bank transactions are under control.
She looked at samples of 1000 transactions each week, for four
weeks in a row. A transaction was considered defective, if the
analyst detected any error in the transaction. Week Total
Defectives 1 50 2 27 3 15 4 35 What is the average sample
proportion of defective transactions for all four weeks? .032 .04
.02 .30 None of the other choices are correct