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Basis for selection of a statistical test

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Reference no: EM132157759

A scale of optimism is scored so that μ = 100. A randomly selected group of 60 students is given a lecture on 'looking at the world through half-filled glasses' and then takes the optimism scale.

State: (i) the null hypothesis and

(ii) whether you would use the single-sample z test or the single-sample t test to analyze the data.

Explain the basis for your selection of a statistical test.

Reference no: EM132157759

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