You are given the following frequencydistribution of annual income (in1000s).Annual SalaryFrequency0 - 241025 – 491550 – 742075 – 9935Then, the percentage of people withannual income less than or equal to 49is èqual toSelect one:a. 80.00 %b. 56.25 %С.100.00 %d. 25.00 %е.10.00 %f. 45.00 %g. 31.25 %h. 12.50 %

Answered: You are given the following frequency…

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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The population of Ada County, Idaho has been steadily increasing for more than 20 years. The table below shows the population (people) from 2015 through 2019 in Ada County. year 2015 2016 2017 2018 2019 population 432,862 444,486 456,548 468,764 481,587 a. What is the average rate of change in the population of Ada County from 2015 to 2018? Round to the nearest whole person and include units. b. What is the average rate of change in the population of Ada County from 2016 to 2018? Round to the nearest whole person and include units. c. What is the average rate of change in the population of Ada County from 2017 to 2018? Round to the nearest whole person and include units. d. What is the average rate of change in the population of Ada County from 2018 to 2019? Round to the nearest whole person and include units. e. Give a good approximation for the rate at which the population of Ada County is growing by the end of 2018? Round to the nearest whole person and include units.
A frequency table of grades has five classes (A, B, C, D, F) with frequencies of 2, 15, 18, 4, and 2 respectively. Using percentages, what are the relative frequencies of the five classes? Complete the table. Grade Frequency Relative frequency A 2 % B 15 % 18 D 4 % F 2 % (Round to two decimal places as needed.)
Use the cumulative frequency table on the left(top) to fill in the table on the right.(bottom) Classes Cumulative Frequency Under 10 7 Under 20 19 Under 30 38 Under 40 55 Under 50 60 Classes Frequency Relative Frequency 0-9 10-19 20-29 30-39 40-49
Step by step solutions pls. Answer #3-5 only thanks.
Q1
e 50 part-time students were asked how many courses they were taking this term. The (incomplete) results are shown below: # of Courses Frequency Relative Frequency Cumulative Frequency 1 0.38 2 3 19 18 a. Complete the table. b. What percent of students take exactly one course? Submit Question %
MY NOTES ASK YO Suppose that the following relative frequency table represents hurricanes that have made direct hits on land. Hurricanes are given a strength category rating based on the maximum wind speed generated by the storm. Frequency of Hurricane Direct Hits Category Number of Direct Hits Relative Frequency Cumulative Frequency 1 105 0.3723 87 0.3085 0.6809 3 66 0.2340 4 19 0.9823 0.0177 1.0000 Total = 282 What is the relative frequency of direct hits that were AT MOST a category 3 storm? (Round your answer to four decimal places.) 0.2340
Find the range, s, and cv
103. U.S. Cigarette Consumption The following table lists the number of cigarettes in billions consumed in the United States for selected years Year 1900 1940 1980 2010 Cigarettes 3 182 632 315 Source: Department of Health and Human Services. a. Find the average rate of change during each time period. b. Interpret the results.
220 people are asked how many siblings they have? # of Siblings Frequency Relative Frequency Cumulative Frequency 0 0.2455 54 1 37 91 2 44 0.2 3 45 0.2045 180 4 40 0.1818 220 a. Complete the table (Use 4 decimal places when applicable) b. What percent of the people have exactly one sibling? %
The frequency distribution below explains a group of college student's approximate monthly expenses. Use the data calculate the proportion and percent of each expenses. (round proportion to the nearest thousandths and percent to nearest tenth) TOPPING FREQUENCY PROPORTION PERCENT TOPPING FREQUENCY PROPORTION PERCENT Rent 500 Clothes 150 Commute 125 Food 250 Miscellaneous 75

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