For each statement, select the correct null hypothesis, H0, and alternative hypothesis, Ha, in symbolic form. (a) A certain type of hummingbird is known to have an average weight of ______.
1) H0: µ = 0, Ha: µ ≠ 0
2) H0: µ = 0, Ha: µ > 0
3) H0: µ = 0, Ha: µ < 0
4) H0: µ = 0, Ha: µ = 0