14. Select an appropriated replication in an experiment consisting of the measurement of the quantity of vehicles stopped in a corner where the Day of the week ( 1 -7 ) and the Moment in the day ( morning - afternoon - night ) are the factors to consider A. A simplest combination of morning and night is prepared and run . B. All runs using the level "morning" are measured again C. None of above. D. A selected run is complete done once again except in weekends. 15. Determine the P - value for the Z 1.86 statistic and n = 9 A. 0.050 B. 0.541 C. 0. 950 D. None of above. 17. Determine the n required to obtain a P- value 812 20 . According to the previous situation , test these hypotheses using 0.05 and select de right conclusions ? A. There is not enough evidence to reject Ho B. None of above C. HO should be accepted D. Ho should be rejected