SAMPLE SIZE
OC CURVES
BLOCKING
INDEPENDENT AND DEPENDENT T-TESTS
INCLASS:  OC CURVE & SAMPLE SIZE
                   EXPERIMENATAL TEST FOR LUBRICANTS
                   (What happens if the wrong test is used).

Revievew of N, based on last weeks notes

OC CURVES:

     BINOMIAL DISTRIBUTION & SAMPLING
 

DEFECTS   POSS. COMB.    %DEF.          P           CUMP        1-CUMP

0                           1                  0              0.00098      0.0010          0.9990
1                           10               10             0.00977      0.0107          0.9893
2                           45               20             0.04395      0.0547          0.9453
3                           120             30             0.11719      0.1719          0.8281
4                           210             40             0.20508      0.3770          0.6230
5                           252             50             0.24609      0.6230          0.3770
6                           210             60             0.20508      0.8281          0.1719
7                           120             70             0.11719      0.9453          0.0547
8                           45               80             0.04395      0.9893          0.0107
9                           10               90             0.00977      0.9990          0.0010
10                         1                100            0.00098      1.0000          0.0000
 
 

                   n = 10            alpha = .05
                   Ho:   P = 0
                   Ha:   p <> 0

                                                  NUMBER OF DEFECTS