You hear that a line graph of data from the Grumpy Emotionality Test slants downward as a function of increases in the amount of sunlight present on the day participants were tested.
(a) What does this tell you about the mean scores for the conditions?
(b) What does this tell you about the raw scores for each condition?
(c) Assuming the samples are representative, what does this tell you about the p,’s?
(d) What do you conclude about whether there is a relationship between emotionality and sunlight in nature?