Question

difference between single sampling plan and double sampling plan​

Answer 1

Answer:

single sample means 1 double sample means 2 or more

Answer 2

Answer:

In single sampling plan the acceptance number is 2, sample size is 125 ie., If the number of defective items is 0 or 1 or 2, then the lot is accepted. In double sampling, 100 items are selected as first sample initially. If the number of defective items are 0 item or 1 item, then the will be accepted.