− 10 = 3 x−1 Solution: x −2 − 10 = 3 x −1 x −2 − 3 x −1 − 10 = 0 Let y = x −1 and y 2 = x −2 The above equation becomes: y 2 − 3 y − 10 = 0 y 2 − 5 y + 2 y − 10 = 0 y ( y − 5) + 2( y − 5) = 0 ( y + 2)( y − 5) = 0 y = −2 y =5 −1 As‚ y = x x −1 = −2 x −1 = 5 ( x −1 )−1 = ( −2)−1 ( x −1 ) −1 = (5)−1 1 1 x=− x= 2 5 1 1 solution set = {− ‚ } 2 5 Mathematics Notes for FSc Part-I Prepared by Bilal 3. x 6 − 9 x3 + 8 = 0 Solution: x 6 − 9 x3 + 8 = 0 Let y = x 3 and y 2
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Numerical and Verbal Hypothesis Statement In business‚ small and large or personal the ability to have information to make a decision is essential. “Hypothesis testing is used in both science and business to test assumptions and theories and ultimately guide managers when faced making decisions.” (Doane & Seward‚ 2007‚ page 347‚ Chapter 9). We reviewed and analyzed the data set‚ Real Estate and developed a hypothesis test. The hypothesis test can be described with the following steps: Step 1:
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Chapter 3 METHODOLOGY OF STUDY AND SOURCES OF DATA Methods of Research The researchers will be using a Descriptive Type of Research Method‚ wherein the content of the whole will be purely a descriptive about the system. This would determine whether the study would be technically‚ operationally and economically feasible for the Inventory System of Jp & Joyce Rice & Feeds Retailer. Sources of Data This study covers the appropriate materials or instrument used in gathering data to
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Concepts 1. What is Inferential statistics? Inferential statistics uses observations of past occurrences or available data i.e. descriptive statistics to make decisions about future possibilities and/or the nature of the entire body of data. Inferential statistics draws conclusions or makes interpretations‚ predictions and inferences about a population based upon an analysis of a sample. 2. Give 2 different techniques which are used in descriptive statistics to represent the data. Tables or
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The History of statistics can be said to start around 1749 although‚ over time‚ there have been changes to the interpretation of the word statistics. In early times‚ the meaning was restricted to information about states. This was later extended to include all collections of information of all types‚ and later still it was extended to include the analysis and interpretation of such data. In modern terms‚ "statistics" means both sets of collected information‚ as in national accounts and temperature
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Chapter 3 RESEARCH METHODOLOGY This chapter presents the research design‚ the respondents of the study‚ the research instruments and the statistical treatment to be used in the presentation and analysis of the data. Methods of Research Used The descriptive method of research was used in this study. Descriptive method of research is a fact finding study with adequate interpretation of the findings. It describes what is. It describes with emphasis what actually exist such as current conditions
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Statistics is the study of the collection‚ organization‚ analysis‚ interpretation and presentation of data. It deals with all aspects of data including the planning of data collection in terms of the design of surveys and experiments. Descriptive statistics is the discipline of quantitatively describing the main features of a collection of information‚ or the quantitative description itself. Descriptive statistics are distinguished from inferential statistics (or inductive statistics)‚ in that
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Schrödinger’s equation by numerical integration Abstract The aim of this program is to solve Schrödinger’s equation via a numerical method and to compare our results with the analytical result. The harmonic oscillator potential was taken as the potential in the equation. This was used because the solutions to this one dimensional system are well known‚ and an analytic solution is relatively easy to program. The idea is that once we have verified that our numerical approach works for this
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Major Statistics Assignment Mary Grace Rivero 050853639 CNUR860-011 Vaska Micevski Friday‚ March 30‚ 2012 Major Statistics Assignment This major statistics assignment will finally pull together everything that was learned in this course. The application of all content within this course will be incorporated to three different research scenarios. Within each scenario‚ hypothesis testing will be done‚ followed by a discussion of relevant descriptive statistics and finally‚ a discussion
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"The Pelican Brief" Novel vs. Movie The differences and the similarities between the novel "The Pelican Brief" by John Grisham and the movie "The Pelican Brief" by Alan J. Pakula film. There were maybe similarities between the novel and the movie. The story line and plot were basically the same in both the novel and the movie. Then there were also many differences when the novel was made in to a movie. As in most cases when a novel is made in to a movie there are certain things that are left
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