The null hypothesis is Ho: p1=p2 and alternative is Ha: p1 not = to p2 and level of significance is alpha =0.05 My question is if i am using a two tailed z test for this then why am I using the two tailed z hypothesis test?
Which of these examples best represents a simple random sample? a.)…
Which of these examples best represents a simple random sample? a.) Picking out the names of every 10th person from a group of 200 people who drive a car. b.) Selecting every 15th person in a group of 100 volunteers. c.) Using a name generator to pick out 20 names