Reject the null hypothesis

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Given a specified level of significance the absolute value of the critical value will be smaller for a one-tailed test than for a two-tailed test.Suppose that the weight of cereal in a box is normally distributed around a mean of 20, measured in ounces, with a standard deviation of 0.14.  What is the z value for a box with 20.07 ounces of cereal?  Answer to three decimal places if needed.

A Type I error is when we fail to reject the null hypothesis even though it is false.

True or False?

The p-value is

1 minus the power of a test.

the exact or observed level of significance.

the probability of a Type II error.

the same as the critical value.

Given a specified level of significance the absolute value of the critical value will be smaller for a one-tailed test than for a two-tailed test.

True or False?

Reference no: EM131040284

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