Chapter 4 Hw Biostatistics Answers

CHAPTER 4 HW Due: Wednesday 2/15/11 attend every(prenominal) questions by hand (i.e., show your work): 1.List three methods of charge probabilities. (1 point) equ in solelyy likely outcomes, relative frequency, intuition 2. A botanist has veridical a new hybrid cotton plant that nates withstand insects better than other cotton plants. However, there is whatever concern about the germination of seeds from the new plant. To figure the cyclorama that a seed from the new plant leave nookie germinate, a random model of 3000 seeds was planted in warm, damp soil. Of these seeds, 2430 germinated. (4 doable points) a) Either the seed lead germinate or it bequeath not. What is the sample topographic point in this problem? Should the probabilities depute to the sample space get up to 1? Explain. duplicate or not germinate. Yes they should affix to 1 because those are the plainly outcomes. b) ar the outcomes in the sample space or soften (a) every bit likely? No. The seeds are more likely to germinate. c) office relative frequencies to estimate the probability that a seed will germinate. What is your estimate? P(germinate) = d) Use relative frequencies to estimate that the seed will not germinate. P(not germinate) = 3.

Roll a (fair, six-sided) dash: (4 possible points) a) If you trilled wave a maven part and count the number of dots on top, what is the sample space of all possible outcomes? Are the outcomes as likely? Sample space: 1,2,3,4,5,6; They are equally likely. b) lot probabilities to the outcomes of the sample space in pa rt (a). Do the probabilities lend up to 1? ! Should they add up to 1? Explain. 1/6 for each outcome. Yes they add up to 1. Yes they should because each of the 6 sides is equally likely and represents all of the possible outcomes. The probability of rolling either 1,2,3,4,5 or 6 = 1. c) What is the probability of getting a number less than 5 on a single throw? Outcomes include : 1,2,3,4 that is tetrad favorable outcomes 4/6 = 2/3 d) What...If you unavoidableness to get a full essay, ordinance it on our website: OrderCustomPaper.com

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