PSY 230 Lecture Notes - Lecture 4: Oxygen-17, Null Hypothesis, Sleep Deprivation
15 Mar 2017
School
Department
Course
Professor
Document Summary
2: the alternative hypothesis (ha): the two populations are not the same. A probability of p <0. 001 means that in 1000 trials, this result will likely occur less than 1 time. Do people who sleep a normal amount remember things better than people who are sleep deprived: fo(cid:396) ea(cid:272)h (cid:395)uestio(cid:374) , what are the populations you are studying, 1. We are studying a population of graduate students: 2. People who sleep normally/ are sleep deprived: what would the research/alternative hypothesis be, 1. Graduates sleep a different amount than the normal population: 2. People who sleep normal amount have a better/ worse memory than those who are sleep deprived: what would the null hypothesis be, 1. Graduate students sleep the same amount: 2. If the (cid:374)ull hypothesis were true, i would expect my sample of. Population 1 to have the same distribution as that of.
