Researchers conducted trials to investigate the effects of
Last updated: 6/28/2023
Researchers conducted trials to investigate the effects of color on creativity Subjects with a red background were asked to think of creative uses for a brick other subjects with a blue background were given the same task Responses were scored by a panel of judges and results from scores of creativity are given in the accompanying table Higher scores correspond to more creativity The researchers make the claim that blue enhances performance on a creative task Assume that the two samples are independent simple random samples selected from normally distributed populations and do not assume that the population standard deviations are equal Complete parts a and b Click the icon to view the summary statistics a Use a 0 01 significance level to test the claim that blue enhances performance on a creative task What are the null and alternative hypotheses OA Ho M H Hy H OC Ho H 2P2 H Hy P Response Summary Statistics Background p Blue Red n X S 44 3 79 0 61 3 06 0 95 1 43 OB Ho M 1 H g M OD Ho M 1 H H H X