87haymaker

13.03.2020 • 

Mathematics

Define the parameter of interest, the appropriate null and alternative hypotheses, and explain what Type I and Type II errors mean in the context of the situation.To curb CO2 emissions, the government subsidized the purchase of green vehicles. Now, a study wants to investigate whether the average CO2 emissions from cars purchased last year has dropped from the 160 g/km of 5 years.σ known CI and Z test

Ответ:

jessicaaflores13

18.12.2022

Mathematics

---

"15 years ago, the father was 9 times as old as his son was then"

f-15 = 9(s-15) 
     f = 60
     s= 20

---

0,0(0 оценок)