Exercise 5-57 Assume there are 23 homes in the Quail Creek area and 9 of them have a security system. Four homes are selected at random: | (a) | What is the probability all four of the selected homes have a security system? (Round your answer to 4 decimal places.) | Probability | | (b) | What is the probability none of the four selected homes have a security system? (Round your answer to 4 decimal places.) | Probability | | (c) | What is the probability at least one
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MAT 300: STATISTICS M&M PROJECT PAPER ALEXANDREA WINT PROFESSOR AZAD‚ VARGHA June 3‚ 2012 Purpose of Report The purpose of this project is to find the information for a quality control manager of Masterfoods plant. The manager wants to know about the proportion of candies and if they are the same or different. If there is any difference that exists then the manager wants to know why there is a difference in such cases. A study was conducted and results were obtained and based
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Quantitative research usually utilizes descriptive or experimental methods (Rakap‚ Snyder & Pasia‚ 2014). The descriptive method determines association between variables and the experimental method determines connectedness. Descriptive research is thought to be easier to do and is less suited to explain a connection between two variables; experimental research is usually seen as more import but more difficult to conduct (Sloman‚ 2010). The purpose of descriptive research is to observe‚ describe and
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dependant variables? 3. Whether the mixture of the portfolio has strong diversification effect considering the risks of each particular instrument? Objectives Among the objectives that this assignment aims to reach are; 1. To effectively use multicollinearity and heteroscedasticity in order to explore and investigate the correlation that the dependant and independent variables have with each other. 2. To determine which independent has most affect in manipulating the given dependant
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Auditors. Retrieved from wwwafceaottawa.ca/uploads/ITAuditEthics.pdf Markgraf‚ Bert. (2013). Ethical issues with business technology. Demand Media. Retrieved from www.smallbusiness.chron.com/ethical-issues-business-technology-27297.html Martin‚ K.E.‚ & Freeman‚ E.R. (2004). The separation of technology and ethics in business ethics. Journal of Business Ethics‚ 53‚ 353-364. Retrieved from www.faculty.cua.edu/martink/JBESeparation Technology.pdf Moor‚ James. (2006). What
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18. Based on a simple random sample of one hundred an analyst estimates the average hourly wage earned by workers in a city to be $30 and computes the margin of error to be $5. Can we conclude from this that most workers there earn between $25 and $35 per hour? Is the right interpretation for the margin of error? 23. Polls showed the two main candidates in the 2004 presidential election were nearly tied on the day before the election. To predict the winner a newspaper would like to have a poll
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College Writing 2 October 2012 Descriptive Essay A compact two-door car might not mean a lot to someone‚ but to me‚ working and improving my car is my favorite thing to do. When I am not inside my house or hanging out with my friends‚ you’ll be sure to find me working or cleaning my car. For most people‚ leaving their car stock is passable for their needs‚ but to me it’s not. My car is modified which makes it one of a kind. My car consists of its exterior‚ interior‚ and performance level
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The data collection method was a descriptive survey. A descriptive survey is information collected that doesn’t change the environment (Houser‚ 2015‚ p. 256). It describes the current state of the phenomena to describe what’s happening compared to the variables in the study. A descriptive survey is a popular method because it is simply design and offers a broad range. The four steps in designing a descriptive survey include selecting an appropriate sample‚ plan and develop the instrument‚ administer
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|T F |1. |If on average y increases as x increases‚ the correlation coefficient is positive. | |T F |2. |Pearson’s correlation coefficient‚ r‚ does not depend on the units of measurement of the two variables. | |T F |3. |The value of Pearson’s r is always between 0 and 1. | |T F |4. |If r is close to 1‚ then the points lie close to a straight line with a positive
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least once before they reach the age of 20 -- about 820‚000 a year. Eight in ten of these teen pregnancies are unintended and 79 percent are to unmarried teens” (Teen Pregnancy Stats‚ Facts‚ and Prevention‚ 2004).“A sexually active teen who does not use contraception has a 90 percent chance of teen pregnancy within one year” (Teen Pregnancy Stats‚ Facts‚ and Prevention‚ 2004). “The dependent variable‚ single mothers‚ is determined by independent variables single parent upbringing‚ education level‚
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