Mathematics, 18.12.2019 04:31 TekoaDaHedgie12
Which of the following is an example of stratified sampling? (a) a sample of 351 people called a radio show to express their opinions about the verdict in the michael jackson trial. (b) in order to assess students' satisfaction with the food establishment on campus, the first 50 students that come out of the student center were interviewed. (c) a poll asked a random sample of 1,112 adults whether they believe that the use of marijuana for medical reasons should be legalized. (d) a health educator wanted to study the sleeping habits of the undergraduate students in her university. for her study, the researcher chose a simple random sample of size 150 from each of the classes (150 freshmen, 150 sophomores, 150 juniors, and 150 seniors), for a total of 600 sampled students. (e) the human resources department of a large bank wanted to assess the job satisfaction of the bank's workers. the department chose four of the bank's branches at random, and used all of the workers in those four branches as the subjects for the study.
Answers: 3
Mathematics, 21.06.2019 21:20
Sam is a waiter at a local restaurant where he earns wages of $5 per hour sam figures that he also eams about $3 in tips for each person he serves sam works 6 hours on a particular day. if n represents the number of people sam serves that day, which of the following functions could sam use to figure ehis total earings for the do o a. en) = 30 o b. en) = 5n+ 18
Answers: 2
Mathematics, 21.06.2019 23:20
Question 4 of 102 pointsjuliana had $96, which is eight times as much money as al had. how mucmoney did al have? select the correct solution method below, representingals money with x.
Answers: 2
Mathematics, 21.06.2019 23:30
It takes an ant farm 3 days to consume 1/2 of an apple. at that rate, in how many days will the ant farm consume 3 apples
Answers: 1
Which of the following is an example of stratified sampling? (a) a sample of 351 people called a ra...
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