20. Explain crude birth rate and also mention the various improvements in it.Calculate specific fertility rate for the following data:AgeFemale population ('000)Births15-193280020-2430342025-2928420030-3426286035-3924192040-442266045-491872

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Answered: .20. Explain crude birth rate and also…

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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39. Fifty part-time students were asked how many courses they were taking this term. The (incomplete) results are shown below: # of Courses Frequency Frequency 1 2 $ 30 Relative Frequency Relative Frequency Cumulative Relative Frequency 0.6 Table 1.13 Part-time Student Course Loads 151 Fill in the blanks in Table 1.13. b. What percent of students take exactly two courses? C. What percent of students take one or two courses? 4
Q. 3 We are given the following data for a city: Population of the city on March 30, 2020 = 183,000 Number of new active cases of TB occurring between January 1 and June 30, 2020 26 Number of active TB cases according to the city register on January 1, 2020 = 264 Find the (i) Cumulative incidence of active cases of TB for the 6-month period3; (ii) Prevalence of active TB as of June 30, 2020.
C8. According to the Pew Research Center (2015), recent immigrants are better educated than earlier immigrants to the United States. The change was attributed to the availability of better education in each region or country of origin. The percentage of immigrants 25 years of age and older who completed at least high school is reported in this table for 1970 to 2013. Write a statement describing the change over time in the percentage who completed at least a high school degree. 1970 1980 1990 2000 2013 Mexico 14 17 26 30 48 Other Central/South America 57 53 60 66 Asia 75 72 75 82 84 48 68 81 87 95 Europe 36 48 52 58 72 Caribbean 81 91 88 85 85 Africa Source: Pew Research Center, Modern Immigration Wave Brings 59 Million to U.S., Driving Population Growth and Change Through 2065, 2015. Retrieved from https://www.pewresearch.org/hispanic/2015/09/28/modern- immigration-wave-brings-59-million-to-u-s-driving-population-growth-and-change-through-2065/ 52
20. Represent the following data by means of histogram. Weekly wages No. of workers Weekly wage No. of workers 7 30 40 40 -60 60 80 10-15 19 12 15-20 12 27 20-25 8 15 25-30
3. Which of the following is a quantitative variable? a. The brand of a cell phone b. The major of a college graduate c. A person's favorite hobby d. The blood pressure of a patient 4. In experimental and observational studies, data is collected: a. From public or private sources b. By ourselves for a specific purpose c. Out of the internet d. From the library
Maryland Café Using the following information to answer the questions, Please take 2 decimals in calculation. Month Sales ('000s) January 24 37 February March 24 42 24 39 April 2$ 29 May June 49 40 July August September 39 40 43 October ?? 1. What is the forecast for October using a 5-month moving average approach? $42,200 2. What is the forecast for October using a 3-month weighted moving average approach? In order from most recent to least recent month, assign weights of 0.5, 0.2 and O.1 $41,470 3. What is the forecast for October using exponential smoothing with alpha = 0.2, July forecast was 30 $35.350
9. The following are quantitative variables EXCEPT A. number of cars owned C. weight of infants B. monthly bill D. license number
???
kln 2.18 The report "Trends in Education 2010: Community Colleges" (www.collegeboard.com/trends) included the accompanying information on student debt for students graduating with an AA degree from a public community college in 2008. Debt Relative Frequency None 0.62 Less than $10,000 0.23 Between $10,000 and $20,000 0.10 More than $20,000 0.05 a. Use the given information to construct a bar chart. b. Comment on student debt for public community college graduates.
15. Estimate the standardized death rates from the following data : Death Rate per 1000 0008 Age group (in years) Standardized Population (in lakh) Country I Country II Below 5 20.00 5.0 100 5-14 1.00 0.5 200 15-24 1.40 1.0 190 00 eec 25-34 2.00 1.0 180 ere 35-44 3.30 T28-00002 2.0 120 100 bluow oidst ofil eeneld srtt qu pnillit oa 0 45-54 7.00 5.0 55-64 15.00 12.0 70 65-74 40.00 35.0 308V 75 and above 120.00 200-0 ABe 0110.0 00 000,08 10 57 2 4000

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.20. Explain crude birth rate and also mention the various improvements in it. Calculate specific fertility rate for the following data: Age Female population ('000) Births 15-19 32 800 20-24 30 3420 25-29 28 4200 30-34 26 2860 35-39 24 1920 40-44 22 660 45-49 18 72