circle graph to show how the percent of Grade 9 students rose by 10% and the percent of Grade 11 students fell by 10% the following year. Compare graphs. 2. Analyze the following box-and-whisker plot. What are the median value for the whole sample‚ the median values for each half‚ and the range? 3. Students in Mrs. Singh’s math class were asked if they can watch television and do math homework at the same time. According to the results shown on the right‚ are males or females
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Cindy Johnson 11-16-2010 English 9A—Glotfelty Unit 4 Portfolio “Cinderella” vs. “Little Red Riding Hood” “Why‚ Grandmother‚ what big teeth you have!” Almost anyone would recognize those words addressed to the big bad wolf in the fairy tale” Little Red Riding Hood‚” just as most people would also recognize “Bibbidi-Bobbidi-Boo” as the words of the fairy godmother from “Cinderella.” What most people may not realize‚ however‚ is that although “Cinderella” and” Little Red Riding Hood” are
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Topic: Correlation between Teachers’ qualification and Students’ academic performance in Senior High Schools in Lagos State‚ Nigeria. Research Question: Do teachers’ qualifications affect the academic performance of students? Justification: The study of teachers’ qualifications is important because of the concern for students’ academic performance. The job of a teacher‚ no doubt‚ requires the display of‚ among other qualities‚ a high sense of ability to relate with students from diverse backgrounds
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Data Processing All through the different stages in civilization‚ man has always tried to look for ways to simplify work and to solve problems more efficiently. Many problems involved numbers and quantities‚ so man started looking for easier ways to count‚ to add‚ subtract‚ multiply and divide. As society has grown in both size and complexity‚ so have data that are generated by it through time. Definition of Terms Data – is defined as any collection of facts. Thus sales reports‚ inventory
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s= = x-x2n-1 | Q1n+14‚ Q7+14=84=2postion Q3=3(n+1)4=3(7+1)4=244=6‚ IQR Q3-Q1‚ | CV=sx×1003.297×100%=47%/ n = 5 has a mean of 10.2.four data: 9‚ 10‚ 8 17‚ find the missing data value.x=i=1nxin=8+9+10+17+?5=*5=10.2‚ 5×10.2=51 Therefore: 8+9+10+17+?=51Therefore: 8+9+10+17+?=51Simplifying: 44+?=51And so ?=51-44=7Thus the missing data value is 7. | Variance/s2= x-x2n-1‚ [3-72+4-72+7-72+7-72+9-72+12-72]6-1 =545 =10.8 | egA manufacturer of insulation randomly selects 20 winter days
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There are many different ways to describe the data we collect and all are important when conducting business. The mean of a data set is the sum divided by the # of observations. Now saying exactly what a mean is can be helpful‚ applying it to the business world makes understanding it a lot easier. Mean can be used in a business environment by both tax offices and retailers when collecting income from a group of people; in this case both groups are interested in the total amount of money that happens
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Chapter 3 Data Description 3-1 Measures of Central Tendency ( page 3-3) Measures found using data values from the entire population are called: parameter Measures found using data values from samples are called: statistic A parameter is a characteristic or measure obtained using data values from a specific population. A statistic is a characteristic or measure obtained using data values from a specific sample. The Measures of Central Tendency are: • The Mean • The
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Alipo-on Jun Anthony M. Leonillo Jorelyn D. Cabanatan Chapter 1 INTRODUCTION Computer is a programmable usually electronic device that can store‚ retrieve‚ and process data. It is now the most in need in offices‚ banks‚ business companies ‚ government and especially students. If internet cable is connected‚ you can surf and access data online. However‚ we Information Technology students are obliged to use computers to execute or run our programs ‚ not just running programs but some other cases
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CHAPTER 6 Making Investment Decisions with the Net Present Value Rule Answers to Problem Sets 1. a‚ b‚ d‚ g‚ h; c is a sunk cost. e is an overhead cost. f is not an incremental cash flow because depreciation is not a cash flow. i is a sunk cost. Est. Time: 01 - 05 2. Real cash flow = 100‚000/1.04 = $96‚154. The real discount rate is calculated as 1 + nominal rate / 1+ inflation rate − 1. Therefore‚ 1.08/1.04 − 1 = .03846. PV = [pic] Est
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Sanjay‚ I will consider what the shape of the probability distribution of X is‚ and the measurement of this distribution to make risk analysis. a). Without considering the partnership opportunity‚ to solve the case‚ we run a Crystal Ball simulation with 1000 trials. The assumption variables are P‚ Q‚ and L‚ and the forecast variable is X. We found that Sanjay’s sample mean monthly salary is $10‚653‚ which is an estimate of Sanjay’s expected monthly salary at Gentle Lentil. If Sanjay decides to accept
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