Re: Inspection example

...I have something similar to what you need...
...I'll scan it & post it as a .jpg...


On Sat, 22 Nov 2003 21:26:49 GMT, "John Duffus"
<[EMAIL PROTECTED]> wrote:

>
>"MJ" <[EMAIL PROTECTED]> wrote in message
>news:[EMAIL PROTECTED]
>> There used to be a demonstration of why final inspection didn't work,
>> consisting of a paragraph of written text. You had to treat a word ("THE"
>I
>> think) within that text as a fault and then count the number of faults.
>>
>> Does anyone know where I can find this ?
>>
>> Thanks in advance
>>
>Don't know that one but Juran in his Quality Control Handbook has:
>"Federal fuses are the results of years of scientific study combined with
> the experience of years".
> He says that when a group is shown the sentence for about 30 sec and asked
>to count the 'f's the average count is about 80% of the actual number.
>The argument is that 100% inspection is often less effective than careful
>inspection of a random sample.
>JD
>