Question

If an automobile is driven on the average no more than 16000 Km per year, then formulate the null and alternative hypothesis. 

Answer 1

The null hypothesis: an automobile is driven on the average no more than 16000 Km per year

The alternative hypothesis: an automobile is driven on the average more than 16000 Km per year

$H_0: \mu ≤16000 \\ H_1: \mu >16000$