this is the affected variable. Then the X-axis is the independent variable which affects the other variable (Argyrous‚ 2005). Once the scatter graph has been plotted the direction‚ correlation and the strength of the correlation can be analysed. Analysis becomes a lot more intensive after the data has been collected (Thomas‚ J.R‚ 2005). The correlation can be positive or negative and is represented as a numerical figure. This decimal figure ranges from -1 to +1 (Hosker‚ 2008) When the figure is
Premium Statistics Statistical significance Student's t-test
3.7.2. Quantitative Data Analysis In this study‚ the quantitative data which was obtained through questionnaire which is used analyzed using descriptive statistics of central tendency measurements and percentages. The data was first coded‚ organized and discussed using mean‚ mode‚ frequency and median. The median will be used to show the central tendency for the ordinal scales and skewness to show the distribution of the population. In addition‚ percentages will be used for the nominal scale especially
Premium Demographics Scientific method Qualitative research
Quantitative & Qualitative Research COMPARISON OF QUANTITATIVE AND QUALITATIVE RESEARCH METHODS Introduction This paper compares and contrasts qualitative and quantitative research methods in three basic areas. These are the of their: epistemological foundations‚ data collection methods‚ and data analysis methods. The paper ends with a brief summary of the primary points made. Comparison Gall‚ Borg and Gall (1996) discuss several similarities and differences between qualitative and
Premium Qualitative research Quantitative research Scientific method
Question1 Quantitative data are measures of values or counts and are expressed as numbers (www.abs.gov.au). In other words‚ quantitative data are data about numeric variables (www.abs.gov.au). Four types of quantitative data are interval‚ nominal‚ ordinal and ratio. Firstly‚ interval scales are numeric scales in which we know not only the order‚ but also the exact differences between the values (www.mymarketresearchmethods.com). Other than that‚ interval data also sometimes called integer is measured
Premium Level of measurement Scientific method Measurement
Establishing‚ Presenting and Using Outcome Measures ∗ Outcome measures are important to accreditation and other forms of evaluation. Outcome measures are quantifiable indicators that gauge productivity‚ in this case productivity of a school or graduate program of public health. Although this paper refers to schools‚ the information and advice herein are also applicable to graduate programs outside schools of public health. These quantifiable indicators may represent a school in its entirety‚ or
Premium Assessment College Education
Quantitative Research Methods Quantitative means quantity which implies that there is something that can be counted. Quantitative research has been defined in many ways. It is the kind of research that involves the tallying‚ manipulation or systematic aggregation of quantities of data (Henning‚ 1986) John W. Creswell defined quantitative research as an inquiry into a social or human problem based on testing a theory composed a theory composed of variables‚ measured with numbers‚ and analysed with
Premium Scientific method Research
Psychological Measure Evelyn Calderon‚ Charlene Pallas‚ Jasmine Perkins-Troutman‚ Ashley Stringer-Franco PSY/475 Psychological Tests and Measurements September 17‚ 2012 Glenn Leighbody Psychological Measure Team B examines the aspects of psychological tests and measurements by focusing on the Beck Depression Inventory. Examining the two articles over the Beck Depression Inventory aids Team B in deciding services‚ servers‚ and backgrounds of the measure. The psychological testing that has
Premium Major depressive disorder Psychometrics Suicide
Psychological Measures: Becks Depression Inventory Your/Team Name Date PSY/475 Psychological Tests and Measurements Instructor Psychological Measure Depression‚ a severe mental mood disorder‚ affects many people. Depression is brought on by a variety of events‚ such as trauma‚ tragedy‚ or even illness. Environmental surroundings and seasonal changes can also lead to depression. Aaron Beck developed the Beck Depression Inventory (BDI) in 1961‚
Free Psychology Psychiatry Clinical psychology
What is a linear programming problem? Discuss the scope and role of linear programming in solving management problems. Discuss and describe the role of linear programming in managerial decision-making bringing out limitations‚ if any. 2. Explain the concept and computational steps of the simplex method for solving linear programming problems. How would you identify whether an optimal solution to a problem obtained using simplex algorithm is unique or not? a) What is the difference between a
Premium Operations research Optimization
when there are not set measures in existence for the research needed. Examples of qualitative studies include: grounded theory‚ case studies‚ ethnography‚ and phenomenology. A quantitative study is one that most consider more scientific or experimental in nature because it deals with statics‚ numbers‚ and precise forms of measurement to analyze the data. Its purpose is often used for deductive research to test theories‚ hypothesis‚ and/or evaluate variables. “Quantitative date have the potential
Premium Qualitative research Scientific method