5. [20 points] In an effort to evaluate different methods of teaching a foreign language, a researcher examined the performance of students learning Spanish under four different teaching methods. Group 1 learns in a traditional lecturellab format; group 2 is taught from an online text; group 3 is taught from podcasts; and group 4 is taught from films of peOple and life in Spain. Following several weeks of instruction, all students were given a Spanish quiz; the following scores were recorded: mg mg mg mm 17 14 18 27 18 22 27 30 20 16 24 25 17 15 18 26 16 16 20 32 21 20 22 27 18 18 19 31 15 14 25 28 a. Identify the appropriate statistical test. b. State the null and alternative hypotheses. c. What is the critical value of the test statistic? What is the decision rule for rejecting the null hypothesis? CV: Reiect Ho if F 2 d. Paste in SPSS output below, circling the observed value of the test statistic. Also show your work for eta2 and a Tukey test, if necessary. e. Write out an APA Style conclusion about the research project, using the context of the study