Mathematics, 18.02.2021 19:20 montgomerykarloxc24x
A biologist took a count of the number of migrating waterfowl at a particular lake, and recounted the lake's population of waterfowl on each of the next six weeks.
Week 0 1 2 3 4 5 6
Population 660 668 738 870 1064 1320 1638
Estimate the number of waterfowl at the lake on week 7
Answers: 1
Mathematics, 21.06.2019 18:30
Apsychology student wishes to investigate differences in political opinions between business majors and political science majors at her college. she randomly selects 100 students from the 260 business majors and 100 students from the 180 political science majors. does this sampling plan result in a simple random sample? why or why not? no, because each group of 200 students in the sample does not have the same chance of being selected. yes, because each group of 200 students in the sample has the same chance of being selected. no, because each individual student does not have an equal chance of being selected. yes, because each individual student has the same chance of being selected.
Answers: 1
Mathematics, 21.06.2019 19:10
With this question substitute t=3 and t=5 to determine if the two expressions are equivalent. 4(t + 3) 4t+12 which statements are true? check all that apply. a. the value of both expressions when t =5 is 32. b. the two expressions are not equivalent. c. the value of both expressions when t=3 is 15. d. the value of both expressions when t=5 is 23. e. the two expressions are equivalent. f. the value of both expressions when t=3 is 24.
Answers: 3
A biologist took a count of the number of migrating waterfowl at a particular lake, and recounted th...
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