Mathematics, 06.04.2020 20:22 mat1413
Kristen Ashford purchased the subscribers list for Wind Surfing magazine. She plans to survey a sample of the subscribers before using the list in her mail order business. She chooses the first 100 of the 5,000 names. Her sample is a .
a) simple random sample
b) stratified sample
c) systematic sample
d) convenience sample
e) cluster sample
Answers: 2
Mathematics, 21.06.2019 15:00, vnzgirl
1. there are 25 students who started computer programming in elementary school and 25 students who started computer programming in middle school. the first group had a mean final project grade of 95% and the second group had a mean final project grade of 92%. the line plot shows the differences after 10 rerandomizations. determine whether the difference in the means of the two groups is significant based on the line plot. explain your answer.
Answers: 1
Mathematics, 22.06.2019 05:30, bartlettcs9817
Aletter in the word electric is chosen at random. complete each sentence. there are possible outcomes. the theoretical probability that a vowel will not be chosen is the ratio . the theoretical probability that the letter n will be chosen is .
Answers: 2
Kristen Ashford purchased the subscribers list for Wind Surfing magazine. She plans to survey a samp...
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