Use the formula to find the standard error of the distribution of differences in sample means x̅ 1-x̅2. Samples of size 120 from population 1 with mean 91 and standard deviation 13 and sample size 90 from population 2 with mean 79 and standard deviation 18.                                                                                                                                                                                                                                                           ROUND YOUR ANSWER FOR THE STANDARD ERROR TO TWO DECIMAL PLACES.                                                                                        STANDARD ERROR =  ?

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Q: 1. H: H: 84 84 = 87, 10, n = 35, = 0.05 =

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Q: 1. H: = 84 H: 84 = 87, 10, n = 35, = 0.05

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