IMathAS-libretexts

The test statistic in the case described in the previous question, therefore, is:

This means that:

If p is really still .75, the sample proportion we got is 11.3 standard deviations below it.
If p is really still .75, the sample proportion we got is 11.3 percentage points below it.
If p is really still .75, the sample proportion we got is 11.3 standard deviations above it.
If p is really still .75, the sample proportion we got is 11.3 percentage points above it.