Mathematics, 15.02.2021 17:00, jorozco3209
Joan wants to estimate the average number of people who purchase breakfast on flights between two cities. She decides to randomly select 10 flights from all available data in the past year and use all the purchasing records from these flights in order to estimate the average
What type of sampling is Joan using?
a. Systematic sampling
b. Convenience sampling
c. Cluster sampling
d. Stratified sampling
Answers: 3
Mathematics, 21.06.2019 16:20, starxx05235
Abank gives 6.5% interest per year. what is the growth factor b in this situation?
Answers: 3
Mathematics, 21.06.2019 16:30, mildredelizam
Graph red beads cost $1 an ounce and gold beads cost $3 an ounce. juanita wants to purchase a 12-ounce mixture of red and gold beads that she can sell for $2 an ounce. the solution of the system shows the number of beads needed for juanita to break even. x + y = 12, x + 3y = 24 how many ounces of red beads will juanita buy to break even? how many ounces of gold beads will she buy?
Answers: 3
Mathematics, 21.06.2019 21:00, jakebice5991
Hurrya vegetable garden and a surrounding path are shaped like a square that together are 11ft wide. the path is 2ft wide if one bag of gravel covers 9 square feet how many bags are needed to cover the path
Answers: 1
Mathematics, 21.06.2019 22:30, tdyson3p6xvtu
60 musicians applied for a job at a music school. 14 of the musicians play both guitar and drums, 28 play drums, 18 play the guitar. what is the probability that the applicant who gets the job plays drums or guitar?
Answers: 1
Joan wants to estimate the average number of people who purchase breakfast on flights between two ci...
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