(Answered) Select the correct choice and then fill in the blank1 a

Statistics

Select the correct choice and then fill in the blank.

1. A helpful guideline for formulating the hypotheses for a test of hypothesis is that the null hypothesis always contains _____ (equality, inequality).

2. If Ha contains a "x" symbol, the hypothesis test is called a _____ (two-tailed, right-tailed, left-tailed) test of hypothesis.

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