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1. Sixty-four third-year college students were given a standardized reading comprehension test. The mean and the standard deviation obtained were 52.27 and 8.24 respectively. Is the mean significantly different from the population mean of 50? Use 5% level of significance. x = 50 p = 52. 27 0 = 8.24 n = 64 Ho: H = 64 Ha: u # 64 a = 0.95 Critical Value: + 1.96 Z test: 11.24 -454 206 -227 103 2 =- 2. 20388 or 2.2 P-value: Decision: Conclusion