Mathematics, 30.08.2019 22:30 red21120p718de
The quality control officer at a manufacturing plant needs to determine what percentage of items in a batch are defective. the following are different sampling techniques that could be used by the officer. classify each as simple random sample, stratified sample, systematic sample, cluster sample, or convenience sample.
a. the officer lists all of the batches in a given month. the number of defective items is counted in randomly selected batches.
b. the officer takes the first 10 batches and counts the number of defective items.
c. the officer groups the batches made in a month into which shift they are made. the number of defective items is counted in randomly selected batches in each shift.
d. the officer chooses every 15th batch off the line and counts the number of defective items in each chosen batch.
e. the officer divides the batches made in a month into which day they were made. then certain days are picked and every batch made that day is counted to determine the number of defective items.
Answers: 2
Mathematics, 21.06.2019 15:20
Which of the following describes how to translate the graph y = xi to obtain the graph of y = x - 11 - 12 1 unit left and 1 unit down 1 unit left and 1 unit up 1 unit right and 1 unit down 1 unit right and 1 unit up
Answers: 2
The quality control officer at a manufacturing plant needs to determine what percentage of items in...
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