t:13ShybruonpLOnceyCW (A)Saini no2. According to a study conducted in 2017 concerning the participation, byage, of 401(K) investors, the following data were obtained:5.40sty 50s60s20s Be30sAge728322211Percentlyot con(A) What percent of 401(K) investors are in their 20s or 60s?r al noriw ls1en i erte10 lsto svitsolbni al Ybuie d(Stasridiold ertd desto on lq to cten(B) What percent of 401(K) investors are under the age of 50?ni ai ybute sdt(siqis lo6STO

a)From the provided information, the percentage of investors 401(K) in the age of 20s = 11And…

Answered: t:13 Shy bruonp LOncey C W (A) Sai ni…

A First Course in Probability (10th Edition)

10th Edition

ISBN:9780134753119

Author:Sheldon Ross

Publisher:Sheldon Ross

Chapter1: Combinatorial Analysis

Section: Chapter Questions

Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...

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A poll uses responses everal questions to calculate a "Happiness" index that measures overall happiness. An article included the happiness index for the 7 years between 2008 and 2016. Also included in the article were the percentages of people who responded "somewhat agree" or "strongly agree" to the following statements. Statement 1 (happy with life) 1: At this time, I'm generally happy with my life. Statement Year 2008 2009 2010 2011 2013 2015 2016 2 (won't benefit): I won't get much benefit from the things that I do anytime soon. Happiness Index 36 36 34 32 36 33 30 Happy with Life Statement (percentage somewhat or strongly agree) 82 83 78 79 83 80 82 Won't Benefit Statement (percentage somewhat or strongly agree) 31 37 35 39 39 37 42 (a) Calculate the value of the correlation coefficient for Happiness index and the response to the Happy with life statement. (Round your answer to four decimal places.) 0.8321 x (b) Calculate the value of the correlation coefficient for Happiness…
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