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05:09 PLS120_lab4_part4 PLS120_lab4_part4	PLS120_lab4_part4 kilograms treatment antibiotic fact months pigs observations test degree cases populations experiment peg tags groups pig tag mass variances questions From Luke Salvato 0 likes 15 plays 0
11:24 pls120_lab4_part2 pls120_lab4_part2	pls120_lab4_part2 test variance interval confidence variances bar freedom degrees difference grasses table hypothesis end alpha minus math means alternative output vectors From Luke Salvato 0 likes 12 plays 0
09:54 pls120_lab4_part1 pls120_lab4_part1	pls120_lab4_part1 function variances freedom degrees test variance hypothesis grasses r1 treatments thing bit points alpha environment lab length key vector math From Luke Salvato 0 likes 10 plays 0
07:37 VEN123L Video 3.6 - Comparing Means VEN123L Video 3.6 - Comparing Means	VEN123L Video 3.6 - Comparing Means How can we tell whether two samples are different from one another? What about if two different methods are giving us different results? Copyright Thi Nguyen Do not distribute without permission … test variance variances deviation difference samples sample methods tests function measurement meter phenolphthalein calculation calc crit statistic alpha point deviations From Thi Nguyen 0 likes 126 plays 0
07:06 VEN123L Video 3.5 - Comparing Variances VEN123L Video 3.5 - Comparing Variances	VEN123L Video 3.5 - Comparing Variances What is variance? How can we tell whether one method is more precise than another? What are degrees of freedom in statistics? Copyright Thi Nguyen Do not distribute without permission … test variances freedom degrees variance samples numbers sample difference alpha deviation statistic tests parameter points denominator numerator error methods sets From Thi Nguyen 0 likes 154 plays 0