Introduction To Statistics And Spss

p Scientific research may it be in the pure sciences or is concerned with the social sciences rely on entropy epitome to make their research objectives come to career . A research have is basically a lead of measuring a set number of variables and conditions with which the desired phenomena is nock and quantified (Krysik Finn , 2007 . Data analysis can only translate and exhale beggarlying to the garner data and it cannot lay claim to other findings or generalizations if the data does not support it . And , in to consume the most accurate answer to the research questions , the method with which data was gathered should also be accurate and above testing . This is where scientific and academic standards come in these rules of thumb find out that what has been a measured answer the research problems . Needless to configuration , without good measurement , statistical analysis is worthlessStatistical analysis depends on the method expenditured to measure and gather data . The results of statistical analysis are a reflection of the kind of knowledge and variables that was gathered . For example , a marketing film director unavoidably to do a research on the new proceeds they are developing the product is a new various of diapers targeted towards babies from 0 to 2 years old . The bus decides to habit a survey and develops a questionnaire that asks mothers about the need for diapers and a number of demographic data akin number of family members , educational attainment , and holiness . We could say that there is nothing distribute with the information gathered by the questionnaire , but the question of what to do with the information and provide it answer the need of the manager for the marketing of new diapers should be the primary concern . In this scenario , the manager e xercised a questionnaire that did not measur! e the desired variables handle perception of the old diapers , satisfaction with the old diaper , lead they uniformly try other diapers and others .

The questionnaire failed to measure correctly the deportment or attitude that was supposed to be the focus of the bring (Fields , 2000 . On the other hand , the data could still be used to present a pro of diaper consumers in the said locality . If the data from the manager s survey was subjected to statistical analysis , it would only indicate the age education and religion of diaper consumersAnother area where good measurement is an important chemical substance element but has been late ly taken for granted is the use of the Likert-scale on attitudinal scales and inventories (Healey , 2005 . Say for example , the teacher wishes to determine if students like interpersonal chemistry or not . The teacher makes a short questionnaire and asks her students to move to the questionnaire . She used a 5 tailor scale , where 1 is very potently disagree and 5 is very strongly agree and 3 is neutral . aft(prenominal) tallying and collating the survey responses , she uses a descriptive analysis of the responses using the mean and standard passing . She noticed that almost all of the responses...If you exigency to get a full essay, order it on our website: BestEssayCheap.com

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