[Script Info]
Title:
[Events]
Format: Layer, Start, End, Style, Name, MarginL, MarginR, MarginV, Effect, Text
Dialogue: 0,0:00:00.00,0:00:06.00,Default,,0000,0000,0000,,The first thing we do is we notice it's a one-sided test--that is, if this drug was even better
Dialogue: 0,0:00:06.00,0:00:09.00,Default,,0000,0000,0000,,than advertised we're not really that concerned, to be honest.
Dialogue: 0,0:00:09.00,0:00:14.00,Default,,0000,0000,0000,,Then we graph the binomial just like before.
Dialogue: 0,0:00:14.00,0:00:18.00,Default,,0000,0000,0000,,Here are the outcomes and here are the probabilities.
Dialogue: 0,0:00:18.00,0:00:24.00,Default,,0000,0000,0000,,Obviously, 8 is the most likely outcome, assuming the null hypothesis is correct.
Dialogue: 0,0:00:24.00,0:00:26.00,Default,,0000,0000,0000,,The critical region is not defined from the left side,
Dialogue: 0,0:00:26.00,0:00:31.00,Default,,0000,0000,0000,,which is fewer people are healthy and the treatment doesn't work as well as advertised.
Dialogue: 0,0:00:31.00,0:00:37.00,Default,,0000,0000,0000,,Let's add up until we reach 0.05, which is right over here.
Dialogue: 0,0:00:37.00,9:59:59.99,Default,,0000,0000,0000,,The sum happens to be 0.032, which is below 5%. So 5 is the correct answer over here.