The different interest rates charged by some financial institutions mayreflect how stringent their standards are for their loan appraisals: the lower the rate, thehigher the standards, and hence, the lower the default rate. The data below were collectedfrom a sample of eight financial companies selected at random.3 4 5 66.0 8.5 8.0 7.5 6.5457 87.047|2Financial companyInterest rate (in %) xDefault rate (in 1000 loans) y17.06.6485056584946al Find the least square regression line.b/ Perform the test Ho: Bi = 0, Ha: BI # 0 (using a = 0.05) to determine whether there isenough evidence to infer that a linear dependence exists between interest rate (x) anddefault rate (y).

Given: Sr. No. x y 1 7 48 2 6.6 50 3 6 45 4 8.5 56 5 8 58 6 7.5 49 7 6.5 46 8…

Answered: The different interest rates charged by…

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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Consider the following chart, which shows Bitcoin values during October 1, 2020-October 1, 2021.+ Bitcoin 70,000 60,000 50,000 40,000 30,000 20,000 10,000 0 1-Oct-20 Date 1-Nov-20 13,800 Price ($) Date 29,000 19,400 Price ($) Date Marked are the following points on the chart. 1-Dec-20 ܐ 1-Jan-21 1-Feb-21 45,700 32,500 1-Oct-21 61,400 13,800 19,400 58,900 1-Mar-21 32,600 1-Apr-21 1-Jun-21 58,900 52,100 1-May-21 1-Jul-21 1-Jun-21 47,000 41,500 1-Oct-20 1-Nov-20 1-Dec-20 1-Jan-21 1-Feb-21 1-Mar-21 29,000 32,500 45,700 58,900 1-Apr-21 1-May-21 1-Jul-21 1-Aug-21 1-Sep-21 32,600 52,100 58,900 41,500 47,000 43,400 43,400 1-Sep-21 61,400 1-Aug-21 1-Oct-21 Price ($) Calculate to the nearest 0.01% your annual percentage return (assuming monthly compounding) if you had bought Bitcoin on December 1, 2020 and then sold it on June 1, 2021.
(a) Use class intervals of $0 to <$3, $3 to <$6, $6 to <$9, etc., to create a relative frequency distribution for these data. (Round your answers for relative frequency to four decimal places.) Class Interval Frequency Relative Frequency $0 <$3 $3 <$6 $6 <$9 $9 <$12 $12- <$15 $15 <$18 $18 <$21 TOTAL (b) Construct a histogram. Frequency 14 12 10 8 6 4 Frequency 14 12 10 8 6 4 2 3 3 4 3 51 3 6 9 12 15 18 21 6 0.0588 9 0.0784 0.0588 12 15 18 21 Cost Cost Frequency 14 12 10 8 6 4 Frequency 15 10 5 3 6 9 3 6 9 12 15 18 21 12 15 18 Comment on its shape. O This is a unimodal distribution with a peak at the 0-3 class. The distribution is positively skewed. This is a bimodal distribution with peaks at the 12-15 and 18-21 classes. The distribution is negatively skewed. O This is a bimodal distribution with peaks at the 0-3 and 6-9 classes. The distribution is positively skewed. O This is a unimodal distribution with a peak at the 9-12 class. The distribution is reasonably symmetric. 21 Cost Cost…
Borrowing money may be necessary for business expansion. However, too much borrowed money can also mean trouble. Are developing countries tending to borrow more? A random sample of 20 developing countries gave the following information regarding foreign debt per capita (in U.S. dollars, inflation adjusted). (Reference: Handbook of International Economic Statistics, U.S. Government Documents.) Country 1 2 3 4 5 6 7 8 9 10 Modern Debt per Capita 175 152 125 124 95 83 34 29 21 89 Historic Debt per Capita 147 134 86 113 58 62 33 36 49 72 Country 11 12 13 14 15 16 17 18 19 20 Modern Debt per Capita 23 28 18 29 197 189 144 124 102 71 Historic Debt per Capita 24 12 12 29 106 156 145 119 118 76 Does this information indicate that foreign debt per capita is increasing in developing countries? Use a 0.01 level of significance. (a) What is the level of significance? Compute the sample test statistic. Find the P-value of the sample test statistic.
H11. Account
The following information is taken from Johnson & Johnson's annual reports. Its common stock is listed on the New York Stock Exchange, using the symbol JNJ. Johnson & Johnson Domestic Sales International Sales Employees Year ($ million) ($ million) (thousands) 2010 $ 29,437 $ 32,124 114.0 2011 12,907 36,107 117.9 2012 29,830 37,394 127.6 2013 31,910 39,402 128.1 2014 34,782 39,548 126.5 2015 35,687 34,387 127.1 2016 37,811 34,079 126.4 2017 39,863 36,587 134.0 2018 41,884 39,697 135.1 Using the period 2010–12 as the base period, compute a simple index of international sales for each year from 2013 to 2018. (Round your answers to 1 decimal place.)The index (2010–2012 = 100) for selected years is:
The discount rate set by the central bank of Romulus for the past 6 quarters is shown below: Quarter Discount Rate Quarter Discount Rate 1 10.0% 4 8.5% 2 10.5% 5 9.6% 3 11.4% 6. 11.5% The median is closest to: A. 10.25%. B. 10.50%. C. 11.25%.
An investor is looking at past trends for three plans comparing dividends paid per share. She collects sample data from each plan to compare the average dividends paid per share. Let ? = 0.05. Plan 1 Plan 2 Plan 3 1.28 1.00 0.35 1.55 1.19 1.15 1.86 1.25 0.15 1.95 3.17 1.00 0.75 1.46 0.30 2.68 0.60 0.61 2.03 1.31 1.04 Groups Count Average Variance Plan 1 7 1.728571 0.375514 Plan 2 7 1.425714 0.667762 Plan 3 7 0.657143 0.164724 Source of Variation Sum of Squares df Mean Squares F P F crit Between Groups 4.2709 2 2.1354 5.3033 0.0155 3.5546 Within Groups 7.2480 18 0.4027 Total 11.5189 20 (a) What is the next step in the one-way ANOVA? There is not enough information, so collect more data.Stop, the results were not significant. The Tukey-Kramer post hoc test is not needed. Stop, the results were significant. The Tukey-Kramer post hoc test is not needed.Continue to the Tukey-Kramer post hoc test, as the results were…
The following data were taken from Miller Company's balance sheet: Dec. 31, Year 2 Dec. 31, Year 1 Total liabilities $150,000 $105,000 Total stockholders' equity 75,000 60,000 a. Compute the ratio of liabilities to stockholders' equity. Round your answers to one decimal place. Liabilities toStockholders' Equity 12/31/Year 2: fill in the blank 1 12/31/Year 1: fill in the blank 2 b. Has the creditors' risk increased or decreased from December 31, Year 1, to December 31, Year 2?
Using this data, how would you find a 95% prediction interval for the number of programs in year 11?
your car is more crowded than you think. table 5.8 reports results from a 1969 personal transportation survey on "home-to-work" trips in metropolitan areas. The survey stated that the average car occupancy was 1.4 people. check that calculation.

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