INTRODUCTION Statistics is the study of the collection‚ analysis‚ interpretation‚ presentation‚ and organization of data. Pie Chart- a type of graph in which a circle is divided into sectors that each represent a proportion of the whole. A Bar Graph (also called Bar Chart) is a graphical display of data using bars of different heights. This report essentially highlights the average earning‚ median value and a graphical representation of the actor Aamir Khan’s box office earnings in the last 10
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A statistics practitioner took a random sample of 50 observations from a population with a standard deviation of 25 and computed the sample mean to be 100. a.Use an interval estimate to estimate the population mean with 90% confidence.[mu-1.64*SD/√n‚mu+1.64*SD/√n] [100-1.64*25/√50‚100+1.64*25/√50][94.2017‚105.7983]-90% Confidence b.95% confidence. [mu-1.96*SD/√n‚mu+1.96*SD/√n] [100-1.96*25/√50‚100+1.96*25/√50][93.0704‚106.9296]-95% Confidence c.99% confidence. [mu-2.57*SD/√n‚mu+2.57*SD/√n] [100-2
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Statistics compiled by the government show that crime rates are up across the country. The fact is that the average person in Chicago is very aware of the rising crime rates. Simply take a look at the crime statistics in a local newspaper or watch the local news broadcasting details about the latest crime committed locally. The fact is that most large cities are experiencing higher crime rates. Surprisingly‚ smaller towns are not immune to rising crime statistics. Statistics show that break-ins and
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Probability and Statistics OBJECTIVES Demonstrate knowledge of statistical terms. Differentiate between the two branches of statistics. Identify types of data. Identify the measurement level for each variable. Identify the four basic sampling techniques. Explain the difference between an observational and an experimental study. Explain how statistics can be used and misused. Explain the importance of computers and calculators in statistics. Statistics is the science of conducting studies to collect
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| Statistics 101 Report | The Kentucky Milk Case Study | | | | Preliminary Analysis 2a) Figure 1: X as a Data Object X is a data frame as derived from the program R shown above in Figure 1. There are 274 observations of 11 variables. The number of observations is obtained from the number of rows while the number of variables is obtained from the number of columns. 2b) Figure 2: Creating a sub-data frame from X Figure 3:Sub-data frame from X Figure 2 shows a screenshot
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Lecture 1. Descriptive statistics includes statistical procedures that we use to describe the population we are studying. The data could be collected from either a sample or a population‚ but the results help us organize and describe data. Descriptive statistics can only be used to describe the group that is being studying. That is‚ the results cannot be generalized to any larger group. Inferential statistics is concerned with making predictions or inferences about a population from observations
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1.0 INTRODUCTION : Research Issues : Application of Role-play in Teaching and Learning process at preschool. Background of the problem : Role-play is so important to optimal child development that it has been recognized by the United Nations High Commission for Human Rights as a right of every child. Role-play is a type of pretend play where children get into character and act out a role or real life context. Role play is an active‚ social activity where children can get into character and
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Educational Research and the Scientific Method Phoenix University April 12‚ 2010 Education and the Scientific Method Research can be defined as any compilation of facts‚ evidence of data‚ information and proof of truth for the advancement of knowledge. It can be defined as the pursuit for statistics‚ figures‚ numbers or reports or any methodical investigation to establish concrete facts. Research must begin with a clearly defined goal and not be based on assumptions. The information gathered
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IMPORTANCE OF STATISTICS In today’s world we are faced with situations everyday where statistics can be applied. Statistics can be used to determine the potential outcome of thousands of things where the human mind alone wouldn’t be able to. Statistics benefits all of us because we are able to predict the future based on data we have previously gathered. Being able to predict the future not only changes our lifestyle but also helps us be more efficient and effective. Statistics is the science of
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“Case Study? ------ its origin‚ aims‚ advantages & methods” History or Origin of Case Study The origin of case study method is attributed to lawyers at Harvard University. The Harvard University Graduate School of Business Administration thereafter did substantial path-breaking work of introducing case-study method of teaching management education. This technique has been on the curriculum of that institution for almost seven decades. Indian Scenario The Administrative Staff College‚ Hyderabad
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