Answer these

Most common test that is used in Post Hoc analysis and the one we used to carry out multiple comparisons in one go with significance/alpha still set at 5% is: Tukey HSD One-way ANOVA Tukey LSD O Shapiro-Wilk test O Levene's testGenerally speaking, the purpose of a t test is to: Test for the statistical significance of difference between more than two means. test for the statistical significance of difference between two means Pass this unit and forget all the traumatic memories (Caution: Please do not be tempted by this option) test for the difference between two means give everyone a hard time with 3 different tests to rememberFor a histogram displaying length of hospital stay where majority of the patients have short stays except for very few patients with very long stay in the hospital: 0 The mean would be larger than the median and the histogram would be skewed with a long left tail. 0 The mean would be larger than the median and the histogram would be skewed with a long right tail. 0 The mean would be smaller than the median and the histogram would be skewed with a long right tail. 0 The mean would be smaller than the median and the histogram would be skewed with a long left tail