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What is FX(0)? In other words, what is the CDF at X=0? Consider a fair coin. We define the random variable X=0 if the outcome is tail and X=1 if the outcome is head.
Find the range of the ammonia levels. The range is. Find the variance of the ammonia levels.
Use the file Landowner_Gas_Exploration_49.xlsx and PrecisionTree add-in to create the appropriate decision tree. Submit your Excel file on Blackboard.
Class Limits: 20-26 27-33 34-40 41-47 48-54 55-61 Frequency: 7, 12, 9, 4, 2, 1 What is the mean of distribution?
Consider the number of subsets of a set with nelements. Use the fact that there are C(n,k) subsets of k elements with 0<=k<=n and the Binomial Theorem to show that there are (1+1)^n = 2^n sub
Find and interpret the mean of the sample: Find and interpret the median of the sample:
Use the five step p value approach to test the hypothesis that proportion of full-time college student in the State of NY who are employed is different from the national norm of 46%. Use the .05 lev
The telephone company wants to investigate the desirability of beginning a marketing campaign that would offer customers the right to purchase an additional telephone line at a substantially reduced
Consider a random sample from a poission ditribution, Xi~POI(u). a)SHow that Yn=e^(-Xnbar)converges stochastically to P[X=0]=e^-u.
An inverted conical tank with a height of 6ft, and a radius of 3ft is drained through a hole in the vortex at a rate of 9ft^3 per second. What is the rate of change of the depth of the water when th
For each of the following decide whether you would compute the number of possible outcomes with a permutation (order matters and without replacement), a combination (order doesn't matter and without
What are the expected value and variance of the following probability distribution?
Reduce each of the following expressions into simplest form by application of the rules of summation
Five students performed a Kjeldahl nitrogen analysis of a protein sample. The following weight % nitrogen values were determined: 15.5, 13.7, 15.7, 15.4, 15.8. What is the value of Gcalculated for
Express each of the following extended sums in the appropriate summation notation.
Identify the null and alternative hypotheses you should form for this test. State each as an explanation and as a math equation. Identify the appropriate statistical test to accept or reject the null
The amount of cola in a 12-ounce can is uniformly distributed between 11.96 ounces and 12.05 ounces. What is the mean amount per can? What is the standard deviation amount per can?
What kind of information you plan to get? (what kind of questions you want to ask? What types of data for those answers?) What are possible sources of error? Explain in detail.
A store is running a promotion during which customers have two options for payment. Option one is to pay 90% of the purchase price two months after the date of sale. Option two is to deduct X% off
A system with 3 components is such that the system fails if at least one of the individual components fail. The probability that a component fails is 0.04. Let G be the event that the system fails.
Real estate apperaiser may use simple (or) stratifief sampling technigue to drawn random sample. Genrate a random sample from all single family homes considering 10 districts people into a single
Find the probability Joe will win all of Moe's money. Write out the transition matrix P for this game (where the state of the system is the amount of Joe's money).
Calculate an estimate for "p" Find an exact 90% CI for "p" Find a large sample approximate 90% CI for "p". Is this CI Valid? Explain.
In the town of New York City, NY, a local supermarket has "Sunday flyers" delivered door to door to advertise current items on sale. During a certain week, the supermarket manager surveyed 300 custo