4. The histogram below shows data on monthly salaries at a small engineering firm.(a) How many employees are there?(b) What percentage of employees make less than $10,000 per month?(c) Write a sentence or two describing what is revealed by the graph.Monthly salary of employees30282624181614106L425000 10,000 15,000 20,000 25,000 30,000Monthly Salary in USDNumber of employees00 H -- 1-

From the given histogram Find the answers of (a)(b) and(c)

Answered: 4. The histogram below shows data on…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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3. Qualitative graphs convey how the quantities are related without attending to the numbers. What "story" does this graph tell when you look at it without attending to the quantities and their relationship? Make a statement about the 'true' relationship, as in, As ---- increases, .. decreases. Gun deaths in Florida Number of murders committed using firearms 200 2005 Florida enacted its 'Stand Your Ground' law 400 600 721 800 873 1,000 1990s 2000s 12010s Source: Florida Department of Law Enforcement C. Chan 16/02/2014 REUTERS
1. Students at a local university believe that their statistics instructor gives them homework assignments just to punish them. They wonder if there is any relationship between the number of optional homework problems they do during the semester and their final course grade. They decide to keep track of the number of these problems completed during the course of the semester. At the end of the class each student's total is recorded along with their final grade. Problems (x) Course Grade (y) 51 62 58 68 62 66 65 66 68 67 76 72 77 73 72 78 78 78 84 73 85 76 91 75 Using the above data: a. Calculate and write the estimated the regression equation to predict the final grade (y) from the number of homework problems (x) completed. | You can use Excel. If you use Excel, then attach the Excel page with your solution to the Assignment. If you do it by hand, please attach a sheet showing your work. 2. A researcher wants to investigate the relationship between the hours a student spends studying…
d and e please
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help. thank you
3. The following table gives annual salary (in thousands of dollars) of the mothers and fathers of 10 randomly chosen students at a local elementary school. Salary in Thousands of Dollars Mother 5 102 42 55 48 Father 80 80 25 30 150 54 72 76 81 53 72 84 56 0 90 56 52 50 50 53 46 49 58 75 40 a. Form a box plot displaying the mothers' data and a box plot displaying the fathers' data. b. What percent of the mothers' incomes are less than $50,000? What percent of the fathers' incomes are at least $70,000? c. Are there any outliers in the mothers' incomes? If so, which ones? Explain (using numbers) how you know these are outliers. d. Is a father's income of $90,000 considered unusual? Explain your thinking.
2.4 terlashow Worksheet 4.5 3. A car dealership is analyzing the changes in its monthly sales. They sold 40 cars in March, 55 in April, 61 in May, 29 in June, 63 in July, and 40 in August. Create line graph that represents this data. emait yerty bisz Sanco efimy svib AI 360 bar & svart 0.160 and to toloo er viunebi of bades new sinobuta SA 160 salsa.nolo3 1aritons esw 163 tiert bisz gniniemen sdt bns as old sved Ofic nong saved stab aid atangan ter dos
The following graph shows a rough approximation of historical and projected median home prices for a country for the period 2000-2024. (Fill in blanks)
I need expert advice please especially with the graph. The table below shows monthly data collected on production costs and on the number of units produced over a twelve month period. Month Total Production Costs Level of Activity(Units Produced) July $230,000 3,500August 250,000 3,750September 260,000 3,800October 220,000 3,400November 340,000 5,800December 330,000 5,500January 200,000 2,900February 210,000 3,300March 240,000…
Let x be the price of a new car. Let n be the number of people willing to buy the car at price x. As the price of the car goes from $13,500 to $14,600, fewer people will be willing to buy the car. Sketch a graph that shows the relationship between x and n. Choose the correct graph below. O A. O B. OC. Cars Cars Cars An 小n An 13,000 14,000 Price ($) 15,000 13,000 14,000 15,000 15,000 14,000 Price ($) 13,000 Price ($) Clear All Final Check Help Me Solve This View an Example Get More Help - Review progress Question 2 of 3 + Back ext> Sign
Evan is investigating how long his phone's battery lasts (in hours) for various brightness levels (on a scale of 0-100). His data is displayed in the table and graph below. Brightness Level (x) 17 26 30 35 36 37 45 94 Hours (y) 6.7 5.9 5.8 4.5 6.8 6.1 3.8 2.1 10203040506070809010011012345678910-1Brightness LevelHours a) Find the equation for the line of best fit. Keep at least 4 decimals for each parameter in the equation. b) Interpret the slope in context. Evan should expect -0.0604 hours per brightness level. Evan should expect -0.0604 brightness level per hour. c) What does the equation predict for the number of hours the phone will last at a brightness level of 36? hours

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