Cutoff sample score at significance level

Assignment Help Basic Statistics

Reference no: EM13110041

Compare the average amount of sleep that you get to the national average of 6.9, with a standard deviation of 1.38.

State a research (non-directional) hypothesis and a null hypothesis about the populations

Determine the cutoff sample score at a significance level of 5%

Calculate a Zobt score

Compare the Zobt to the Zcrit

Interpret/report your findings (in English and statistical notation)

Reference no: EM13110041

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