FA Tutorial 2

A sampling plan is unnecessary if the population (lot) size is small.

• True

• False

Compared with attribute acceptance sampling plans, variable sampling plans generally:

• Require larger sample sizes for the same level of protection

• Are less sensitive to small changes in product quality

• Provide more information and often require fewer samples

• Can only be used for microbiological testing

A lot of apples will be accepted if 90% of the apples have no hole in it.

Choose the type of acceptance sampling plan suitable for this example.

• Attribute acceptance sampling plan

• Variable acceptance sampling plan

Which type of acceptance sampling plan is suitable for accepting a lot of butter with at least 80% fat content?

• Attribute acceptance sampling plan

• Variable acceptance sampling plan.

Which type of acceptance sampling plan is used to check the acceptability of the cookies based on their shape?

• Attribute acceptance sampling plan

• Variable acceptance sampling plan

The image shows a variable sampling plan used to check the acceptability of a lot of milk powder.

If the average of water activity in the milk powder samples is 0.65, can the lot of milk powder be accepted?

• Yes

• No

Online Poll:

Company A has just received a batch of fresh bananas from a new supplier for their banana cake production.

Which type of sampling plan do you think is suitable for the inspection of the banana lot?

• Single sampling plan

• Double sampling plan

• Multiple sampling plan

• Sequential sampling plan

• Skip lot sampling plan