Question: 20. Use Calc>Probability Distributions>Normal with option cumulative probability checked. Enter the negative value (a symmetrical point to the test statistic calculated above) as an input

20. Use Calc>Probability Distributions>Normal with option cumulative probability checked. Enter the negative value (a symmetrical point to the test statistic calculated above) as an input constant, and click OK. The output will be the amount in a left tail. Since the alternative is two tailed, the p value 1s Compare your results: is the squared answer to #19 the same as answer to #14 (up to rounding error)

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