Three experiments investigating the relation between need
Last updated: 2/8/2024
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Three experiments investigating the relation between need for cognitive closure and persuasion were performed Part of the study involved administering a need for closure scale to a group of students enrolled in an introductory psychology course The need for closure scale has scores ranging from 101 to 201 For the 68 students in the highest quartile of the distribution the mean score was x 176 50 Assume a population standard deviation of a 7 53 These students were all classified as high on their need for closure Assume that the 68 students represent a random sample of all students who are classified as high on their need for closure Find a 95 confidence interval for the population mean score on the need for closure scale for all students with a high need for closure Enter your answer in the form lower limit to upper limit Include the word to Round your numerical values to two decimal places