(Choose 1 answer)
(See picture)
A. (i)
Carter Motor Company claims that its new sedan, the Libra,will average better than 30 miles per gallon in the city. Use µ,the true average mileage of the Libra, express the null hypothesis Ho and the alternative hypothesis H₁ in symbolic form.
B. (iv)
C. (iii)
D. (ii)
(1) Ηρ: \mu=30:H : \mu<30
(ii) Ηρ: \mu<30;H_{1} : u>30
(iii) Ηρ: \mu=30;H_{1} : \mu>30
(iv) Ηρ: u>30:H : u<30
30/50-CAP
Q: 32
