Jay was analyzing data on the difference in the mean reactio…

Jay was analyzing data on the difference in the mean reaction time of participants exposed to different types of stimuli (visual, auditory, scent and tactile). Reaction time is quantitative. He has 50 observations for each stimuli and wants to compute a One-Way ANOVA analysis.  What would his null hypotheses be?

An e-commerce platform wants to compare user satisfaction ra…

An e-commerce platform wants to compare user satisfaction ratings across product categories (electronics, fashion, etc. ).  Using the Bonferroni Method, what would be the familywise error rate if you were to make [k] comparisons with an individual error rate of [l]? 

A long distance bicycler complains of pain in the inferior b…

A long distance bicycler complains of pain in the inferior buttocks bilaterally, in the area overlying a bone prominence. The same area is a common site for pressure and bilateral skin breakdown in wheelchair using patients, especially if the seat of the wheelchair is inadequately padded. In both cases, the BONE PROMINENCE involved is the ______________________.