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Q: Based on the data shown y = 4. 14.48 16.8 6. 18.52 21.04 20.46 9 23.68 10 26.1 11 24.72 12 27.44 13…
A: From given data, X Y X*Y X*X 4 14.48 57.92 16 5 16.8 84 25 6 18.52 111.12 36 7 21.04…
Q: Suppose you are an expert on the fashion industry and wish to gather information to compare the…
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Q: 6. What is the sum of 10 100 8. 10 8 100 26 C 10 26 100 ents, draw anywhere on this slide!
A: Solution
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A: Option a) is correct.
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Q: Sony: 10.0% Apple: 30.0% Nokia: 16.0% Huawei: 25.0% Samsung: 20.0% IApple Samsung Nokia I Sony…
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Q: י 1-ב Using ienba o 4. Value Frequency 1 2 2 4 7 4 3 2 8. 4 10 2 11 4 12 4
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- 1. Suppose that, in Example 2.27, 400 units of food A, 600 units of B, and 600 units of C are placed in the test tube each day and the data on daily food consumption by the bacteria (in units per day) are as shown in Table 2.6. How many bacteria of each strain can coexist in the test tube and consume all of the food? Table 2.6 Bacteria Strain I Bacteria Strain II Bacteria Strain III Food A 1 2 0 Food B 2 1 1 Food C 1 1 2Jensen Tire & Auto is in the process of deciding whether to purchase a maintenance contract for its new computerized wheel alignment and balancing machine. Managers feel that maintenance expense is related to usage of the machine, and they have collected the following information on weekly usage of the machine (in hours) and annual maintenance expense (in hundreds of dollars) from 10 other companies that own the machine.Company Weekly Usage(hours) Annual maintenance Expense(hundreds of dollars)A 13 17.0B 10 22.0C 20 30.0D 28 37.0E 32 47.0F 17…Johnson Filtration, Inc. provides maintenance service for water-filtration systems. Suppose that in addition to information on the number of months since the machine was serviced and whether a mechanical or an electrical repair was necessary, the managers obtained a list showing which repairperson performed the service. Repair Time(hours) Months SinceLast Service Type ofRepair Repairperson 2.9 2 electrical Dave Newton 3.0 6 mechanical Dave Newton 4.8 8 electrical Bob Jones 1.8 3 mechanical Dave Newton 2.9 2 electrical Dave Newton 4.9 7 electrical Bob Jones 4.2 9 mechanical Bob Jones 4.8 8 mechanical Bob Jones 4.4 4 electrical Bob Jones 4.5 6 electrical Dave Newton Ignore for now the months since the last maintenance service (x1 ) and the repairperson who performed the service. Develop the estimated simple linear regression equation to predict the repair time (y) given the…
- Data on the gasoline tax per gallon (in cents) as of a certain date for the 50 U.S. states and the District of Columbia are shown below. State Gasoline Taxper Gallon State Gasoline Taxper Gallon Alabama 19.1 Missouri 17.4 Alaska 8.9 Montana 27.9 Arizona 19.1 Nebraska 27.8 Arkansas 21.7 Nevada 23.9 California 37.3 New Hampshire 23.9 Colorado 23.2 New Jersey 14.5 Connecticut 24.9 New Mexico 19.0 Delaware 22.9 New York 33.9 District ofColumbia 23.4 North Carolina 35.2 North Dakota 22.9 Florida 30.7 Ohio 27.9 Georgia 26.6 Oklahoma 17.1 Hawaii 18.4 Oregon 30.1 Idaho 33.1 Pennsylvania 51.5 Illinois 33.0 Rhode Island 34.0 Indiana 28.9 South Carolina 16.9 Iowa 31.7 South Dakota 30.1 Kansas 24.9 Tennessee 21.3 Kentucky 25.9 Texas 20.1 Louisiana 20.8 Utah 30.2 Maine 31.5 Vermont 30.6 Maryland 32.9 Virginia 16.9 Massachusetts 26.6 Washington 44.7 Michigan 31.0 West Virginia 33.1 Minnesota 30.7 Wisconsin 32.8 Mississippi 18.3 Wyoming 24.1 (a) The smallest value in the data set is 8.9 (Alaska) and…The U.S. Department of Transportation reported that during November, 83.4% of Southwest Airlines' flights, 75.1% of US Airways' flights, and 70.1% of JetBlue's flights arrived on time (USA Today, January 4, 2007). Assume that this on-time performance is applicable for flights arriving at concourse A of the Rochester International Airport, and that 40% of the arrivals at concourse Aare Southwest Airlines flights, 35% are US Airways flights, and 25% are jetBlue flights. a) Deveiop a joint probability table with three rows (airlines) and twoThe U.S. Department of Transportation reported that during November, 83.4% of Southwest Airlines' flights, 75.1% of US Airways' flights, and 70.1% of JetBlue's flights arrived on time (USA Today, January 4, 2007). Assume that this on - time performance is applicable for flights arriving at concourse A of the Rochester International Airport, and that 40% of the arrivals at concourse A are Southwest Airlines flights, 35% are US Airways flights, and 25% are JetBlue flights a)Suppose that an announcement is made saying that Flight 1424 will be arriving late. What is the most likely airline for this arrival? What is the least likely airline? b)Develop a joint probability table with three rows (airlines) and two columns (on-time arrivals vs. late arrivals). What is the highest probability and the lowest? c)An announcement has just been made that Flight 1424 will be arriving at gate 20 in concourse A. What is the most likely airline for this arrival? d)What is the probability that Flight…