Question

Identify the correct null and alternative hypotheses. A waste management service attempts to design routes so that each of their trucks pick-up on average four tons of garbage or less. A garbage collector believes, however, that he averages picking up more than four tons of garbage per day and decides to perform a hypothesis test. a) H0: µ = 4 vs. Ha: µ4 c) H0: µ = 4 vs. Ha: µ ≠ 4

Answer 1

solution:

this is the left tailed test .  

The null and alternative hypothesis is ,

H0 :   = 4

Ha : < 4