In a statistical test of hypothesis, we say the data are statistically significant at a level of significance, alpha, if:

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a.the P-value is less than or equal to alpha.

b.alpha is treated as a small probability.

c.alpha is treated as a large probability.

d.the data yield a statistic which is within alpha of the hypothesized value of the parameter stated in the null hypothesis.

e.the P-value is larger than alpha.