search for: good_quality_sample

Displaying 1 result from an estimated 1 matches for "good_quality_sample".

2010 Mar 22
2
a "simple" statistic question
...15 -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- (1) Is there a statistically significant different between City_A and City_B for the amount of Good_Quality_Sample that they produce? (2) Is there a statistically significant different between Big and Small factories for the amount of Good_Quality_Sample that they produce? I don't think that t-test works here because the Total_Sample (i.e., the total number of samples) from each factories is different. I d...