Introduction To Statistics And Spss

p Scientific explore may it be in the pure sciences or is concerned with the social sciences rely on selective selective information outline to make their look objectives come to spirit . A look analyze is essentially a work of measuring a set sum of variables and conditions with which the destiny phenomena is discover and quantified (Krysik Finn , 2007 . Data analysis can merely translate and hap implying to the gathered info and it cannot fix claim to separate findings or generalizations if the data does not frequent it . And , in to extrapolate the most precise answer to the research interrogatives , the method with which data was gathered should also be accurate and above scrutiny . This is where scientific and academic standards come in these rules of thumb assure that what has been a measured answer the re search problems . Needless to conjecture , without good measurement , statistical analysis is worthlessStatistical analysis depends on the method determinationd to measure and gather data . The results of statistical analysis are a reflection of the var. of information and variables that was gathered . For example , a merchandise passenger vehicle require to do a research on the mod fruit they are developing the product is a wise pas seul of table napkins targeted towards babies from 0 to 2 years old . The motorcoach decides to theatrical role a pot and develops a questionnaire that asks mothers about the need for napkins and a number of demographic data standardised number of family members , educational activityal attainment , and organized religion . We could say that there is nonentity maltreat with the information gathered by the questionnaire , but the question of what to do with the information and bequeath it answer the need of the manager for the market ing of new diapers should be the primary con! cern . In this scenario , the manager utilizationd a questionnaire that did not measure the desired variables identical perception of the old diapers , satisfaction with the old diaper , will they likely try other diapers and others .

The questionnaire failed to measure aright the behaviour or attitude that was supposed to be the localize of the study (Fields , 2000 . On the other hand , the data could cool it 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 cons umersAnother area where good measurement is an principal(prenominal) factor but has been lately 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 chemical science or not . The teacher makes a short questionnaire and asks her students to move to the questionnaire . She used a 5 backsheesh scale , where 1 is very strongly disagree and 5 is very strongly agree and 3 is neutral . later on tallying and collating the survey responses , she uses a descriptive analysis of the responses using the mean and standard difference . She noticed that almost all of the responses...If you want to get a full essay, order it on our website: OrderCustomPaper.com

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