For each of the following research hypotheses, tell the statistical test that would be used out of these options: a) WG ANOVA b) Chi-square c) correlation d) BG ANOVA. 1. Participants were classified as happy when it was sunny and sad when it was rainy. 2. Participants had higher mood scores on the sunny day than on the rainy day. 3. Younger participants also had high overall mood scores. 4. Males were in a better mood than females, overall