9.2 Hypothesis Testing and Confidence Interval for a Proportion
Stat > Basic Statistics > 1 Proportion
In this case, you do not need to enter the data in the worksheet. Instead, go directly to
Stat > Basic Statistics > 1 Proportion:
The result is:
Notice that the problem formulation guides us to choose the option ‘less than’ as alternative hypothesis, obtaining:
Given the obtained p-value of 0.285, clearly larger than 0.05, the survey data do not allow us to state that the percentage of users that use the new feature in question is less than 10%.
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