PSYCH 311 Lecture Notes - Lecture 10: Educational Testing Service, Statistical Hypothesis Testing, University Of Manchester
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Additional hypothesis testing practice: every year, the educational testing service (ets) administers the major field test in psychology (mftp) to graduating psychology majors. The average score among 18,073 us students is = 156. 8 ( . State college wondered how its students compare to the national average. Thirty six students in the psychology and neuroscience department at state college took the exam; these students had a mean score of m = __________. In a representative study, a sample of n = 100 adolescents with a history of group participation is given a standardized self-esteem questionnaire. In the general population of adolescents, scores on this questionnaire form a normal distribution with = 50 and = 15. The sample of group-participation adolescents had an average of m = __________. ( = . 05, two-tailed: it is no surprise that consumption of alcohol can impair one"s driving. The sample (n = 25) of inebriated drivers scored m = __________.
