11 A

Q1

A completely randomized design was used to compare the effects of five different stimuli on reaction time. Regardless of the results of the analysis of variance, the experimenters wanted to compare stimuli A and D. The results of the experiment are given below.Identify the significant differences between pairs of treatment means. (Select all that apply.) :- (a)A and B (b)A and C (c)A and D (d)A and E (e)B and C (f)B and D (g)B and E (h)C and D (I)C and E (j)D and E

0.9 0.7 0.7 0.6 2.9 0.725 0.6 0.7 0.4 0.4 0.5 0.8 0.6 4 0.571 1.1 0.9 0.8 1.1 1.2 0.7 5.8 0.967 1.1 1.0 1.0 1.2 0.8 5.1 1.020 0.7 0.3 0.3 0.6 0.4 2.3 0.460Difference Difference ISE of 95% CI of Levels of Means Difference -0.154 0. 103 -0.459 0.152 0.242 0.106 -0.073 0.557 0.295 0.110 -0.032 0.622 0.265 0.110 -0.592 0.062 0.3952 0.0915 0.1238 0.6667 0.4486 0.0963 0.1628 0.7343 -0.1114 0.0963 -0.3972 0.1743 0.0533 0.0996 -0.2422 0.3488 -0.5067 0.0996 -0.8022 -0.2112 -0.560 0.104 -0.869 -0.2510.7 0.7 1.0 1.1 0.5 0.6 0.6 1.1 1.0 0.5 0.8 1.0 1.1 1.1 0.6 0.6 0.8 0.9 1.0 0.4 2.7 0.675 0.0092 3.1 0.775 0.0292 4.1 1.025 0.0092 4.2 1.05 0.0033 2 0.5 0.0067 ANO 0.097 3 0.032500 5.200 0.016 0.877 4 0.219250 35.080 0.000 0.075 12 0.006250 1.050 1937 33 46 21 53 32 36 39 41 43 41 36 31 15 38 51 59 44 54 53 63 26 31 72 38 69 50 49 51 60 1,732.8000 1,732.8000 14.086 0.001 4.260 467.4667 233.7333 1.900 0.171 3.403 111.2000 55.6000 0.452 0.642 3.403 2,952.4000 123.0167 5,263.8667