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Conduct a hypothesis test

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A researcher would like to test the effectiveness of using mnemonics to improve the memory of a sample of n = 36 Grade 9 students. Assume that the mean score on a standardized memory test of all the Grade 9 students in Jersey Secondary School last year is µ = 78% with s = 10. The sample, after learning how to use the mnemonic for 10 weeks obtained a mean of M = 84%.

Conduct a hypothesis test, by calculating the z-score, at a = .05, for a two-tailed test.

Reference no: EM131932733

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