hypotheses

  1. M

    what does rejecting the hypothesis mean

    Hi, so I'm new to statistics and am not very comfortable with it yet. It may be a very simple question, but I'm finding this very difficult to understand In research papers the hypotheses are mostly in a particular direction. Like "satisfaction is positively related to customer retention" If...
  2. S

    Correlation Hypotheses (Pearsons) - Is a Null Hypothesis necessary?!

    Hi :) I'm quite confused on whether it is possible predicting 3 positive correlations? Or is it necessary that there should be a null? For instance, these are my hypotheses below: H1: There will be a significant positive relationship between the Mean Reaction Time on the Emotional Stroop...
  3. J

    Statistical model for *Complete Randomized design (CRD)*

    Consider the statistical model for *Complete Randomized design (CRD)* y_{ij} = \mu + \tau_i + \epsilon_{ij}, \quad i=1,\ldots ,k, \quad j=1,\ldots, n_i, where $y_{ij}$ is a random variable that represents the response obtained on the $j$th observation of the ith treatment, and \epsilon_{ij}...
  4. Z

    Confused with two-way ANOVA hypotheses

    Hello all, I am working on my assignment of two-way ANOVA and feel totally lost. In my understanding, hypotheses for two-way ANOVA are three. One refers to Factor A (e.g., conditions of gender), and one for Factor B (e.g., treatment and control groups) and one for the interaction of A...