A politician is about to give a campaign speech and is holding a stack of eight cue cards, of which the first 3 are the most important. Just before the speech, he drops all of the cards and picks them up in a random order. What is the probability that cards #1, #2, and #3 […]
There are two major tests of readiness for college, the ACT and the SAT. ACT scores are reported on a scale from 1 to 36. The distribution of ACT scores for more than 1 million students in a recent high school graduating class was roughly normal with mean μ = 15.7 and standard deviation σ […]
Cola makers test new recipes for loss of sweetness during storage. Trained tasters rate the sweetness before and after storage. Here are the sweetness losses (sweetness before storage minus sweetness after storage) found by 10 tasters for one new cola recipe.
An AR(3) model has been fit to a time series. The estimates are m =104 , f1 = 0.4, f2 =0.25 , and f3 = 0.1. The last four observations were Yn-3 = 105, Yn-2 = 102, Yn-1 = 103, and Yn=99 . Forecast Yn+1 and Yn+2 using these data and estimates.
SQL Assignment Please read the instructions carefully before beginning this assignment. A few of the queries we ask you to write will be easier if you use MS SQL Server functions located at https://docs.microsoft.com/en-us/sql/t-sql/functions/functions We have tried to note every place below you would need to research a particular function. Before you can write each […]
I have a discussion post due tonight, can anyone help? Walden University Week 5 Discussion Nurs 3150 Post a description of one existing source of data you found with variables related to a patient quality and safety problem in your practice. Locate the data posted for your agency/facility. If you are unable to find this information […]
Two computer specialists are completing work orders. The first specialist receives 60% ofall orders. Each order takes her Exponential amount of time with parameter λ1 = 3 hrs−1.The second specialist receives the remaining 40% of orders. Each order takes him Exponentialamount of time with parameter λ2 = 2 hrs−1.A certain order was submitted 30 minutes […]
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NEED ANSWER NOW After I ran a regression between Height in metres (X) and weight in pounds (Y), I got the coefficient for the Intercept as -100 and the coefficient for Height as 130. Then the expected weight in kilograms for a person who is 1.6 m tall is ______ pounds
