Question

Asked Oct 9, 2019

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The critical boundaries for a hypothesis test are *z* = +1.96 and -1.96. If the *z*-score for the sample data is *z* = -1.90, what is the correct statistical decision?

Step 1

**Decision rule:**

Denote *z *as test statistic value and *z*(α/2) as the critical value.

*Decision rule based on critical approach:*

If *z *≤ –*z*(α/2) (or) *z* ≥ *z*(α/2), then reject the null hypothesis* H*0.

If –*z*(α...

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