2. The number of cars built varies directly as the number of hours the production line operates. What is the ratio of cars built to hours of production? Production of Cars 100 80 60 40 20 0 1 2 3 4 5 Time (h) Cars Built

Q: 7. The time required to drive from Atlanta, Georgia, to Nashville, Tennessee, varies average speed…

A: we know, Time=distancespeed thus we observe that time is inversely proportional to speed. i.e.  if…

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A: See the handwritten solution

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A: A simple linear regression is used when there is one dependent variable and one independent…

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A: Regression is used to predict the dependent variable based on the independent variable. It has only…

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A: Given data,   X Y X*Y X*X Y*Y 20 8.9 178 400 79.21 24 6.3 151.2 576 39.69 38 5.9 224.2 1444…

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A: a)  Let y be the crop yield in bushels/acre and x the density in thousands of plants/acre. Rewrite…

Q: Suppose that the correlation between the scores of students on Exam 1 and Exam 2 in a statistics…

A: We have given that  Correlation=r=0.7 Find coefficient of determination

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A: Given information: Country no X Y 1 600 1000 2 2700 700 3 2900 1400 4 4200 2000 5 3100…

Q: The weight (in pounds) and height (in inches) for a child were measured every few months over a…

A: Step-by-step procedure to obtain the regression equation using Excel is as follows: Enter the…

Q: 30 40 50 60 70 80 90 100 110 120 130 salaries at company 1 in thousands of dollars ..

A:

Q: Question: (a) The average wages paid to all workers in a factory was Dollar 5000. The average wages…

A:

Q: Given the data for 2015-16 and 2016-17 : Cоmmodity Commodity А B A B po 1 1 p1 go 10 5 91 5 where p…

A:

Q: Table 1 Frequency City (Millions of people) Relative Frequency Los Angeles 3.83 0.2048 Chicago 2.84…

A: The total population of US is 300 millions and frequency of Los Angeles is 3.83  millions.

Q: B) Describe your table based on Sex, civil status and work status) Sex Cumulative Frequency Percent…

A: Given three tables based on sex, civil status and work status.

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A: We have given a table shows median annual earnings for women and men with various level of…

Q: 4. The percentage of employees who cease their employment during a year is referred to as employee…

A: E (Employee Turnover) C (Cost) 1 89.6 2 179.2 = 89.6*2 3 268.8 = 89.6*3 4 358.4 =…

Q: If 49 percent of the total variability of Y is accounted for by X, what is the value of r? a. 0.51 O…

A:

Q: You are given the following information about items A, B, C, and D. Unit Price ($) Item 2010 2015…

A: It is given that A, B, C and D are items.

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Q: FOR EXAMPLE PUTO INGREDIENTS (10 servings) PUTO INGREDIENTS (30 servings) cups of flour pieces of…

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A: Let x be the distance travelled in kilometers and y be the amount of fuel in liters left in the…

Q: Age, x 16 25 39 45 49 64 70 29 57 22 Systolic blood pressure 109 122 143 132 199…

A:

Q: whether the pair of ratios forms a proportion.

A:

Q: What proportion of the variation in y can be explained by the variation in the values of x?

A: Here we have given the regression equation Y = 64.21X+ 44.09 and the correlation coefficient, r =…

Q: 19. Compute for the Crude Death Rate (based on the picture) A. 39.43 B. 42 C. 29.53 D. 37. 68

A: The formula to find the crude death rate is, CDR=Number of deaths during a yearmid year…

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A:

Q: 1.) 1. Compute for the Age specific Death rate for All ages: (based on the picture) A. 39.4 B. 15…

A: Age specific death rate explains the death rate that happen at the specific age. It is calculated by…

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Q: 2. Family vacationers were surveyed in the Marion County Rest Area, l-75 Southbound. The families…

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Q: The table shows median annual earnings for women and men with various levels of education. As a…

A: For this I'm providing hand written solution for better understanding.

Q: The fuel efficiency, E, in miles per gallon of an SUV depends on its weight in pounds, w:…

A:

Q: A machine fills boxes at a constant rate. At the end of 35 minutes, it has filled 5 boxes. Which…

A: Given : A machine fills boxes at a constant rate. At the end of 35 minutes, it has filled 5 boxes.…

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Q: The number of sick days taken (per month) by 200 factory workers is summarized below. Number of…

A: Given that

Q: nswer and show complete solution. Data for the energy consumption per person (or per capita) and per…

A: Given, Country no. X Y 1 600 1000 2 2700 700 3 2900 1400 4 4200 2000 5 3100 2500 6…

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A:

Q: A chemical engineer studied the relationship between production quality and cost, the results as…

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A: We know that, list of name comes under nominal scale.

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Q: Example 4: Following ständard and actual working hours and rate: Standard Hours Rate per hour Total…

A:

Q: Given the following table, give the best estimate for f(12) 6. 9. 12 15 f(x) 33 44 55 63 27 7 The…

A: Topic:- function

Q: Suppose that Person A earns $35,000 per year and Person B earns $42,000. (i) Find the exact…

A: Given: Person A earns $35,000 per year Person B earns $42,000 Income of A is equal to $35,000 per…

Q: Which of the following statements is incorrect? A. A discrete numerical variable may produce ratio…

A: Nominal: Nominal scales are used for labeling variables without any quantitative value.…

Q: 6. The table below shows the relationship between Sustained Winds (x) and Storm pressure ((y) for…

A: Definition used -         Function - Function is a type of relation in which each input has a…

Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.