Mathematics, 12.12.2019 22:31 AnastasiaJauregui
Use the fact that the mean of a geometric distribution is muequalsstartfraction 1 over p endfraction and the variance is sigma squared equals startfraction q over p squared endfraction . a daily number lottery chooses three balls numbered 0 to 9. the probability of winning the lottery is startfraction 1 over 1000 endfraction . let x be the number of times you play the lottery before winning the first time. ​(a) find the​ mean, variance, and standard deviation.​ (b) how many times would you expect to have to play the lottery before​ winning? it costs​ $1 to play and winners are paid ​$700. would you expect to make or lose money playing this​ lottery? explain.
Answers: 3
Mathematics, 21.06.2019 13:30, mistiehaas
Cynthia takes her dog to the park every 2 days. she bathes her dog every 7 days. if she took her dog to the park and bathed him today, how long will it be until she does both on the same day again?
Answers: 2
Mathematics, 21.06.2019 17:00, alexabdercmur
You are a clerk at convenience store. a customer owes 11.69 for a bag of potatoes chips. she gives you a five dollar bill. how much change should the customer receive?
Answers: 2
Mathematics, 21.06.2019 21:10, Marshmallow6989
Patty made a name tag in the shape of a parallelogram. reilly made a rectangular name tag with the same base and height. explain how the areas of the name tags compare.
Answers: 2
Use the fact that the mean of a geometric distribution is muequalsstartfraction 1 over p endfraction...
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