Statistical Analysis Of Investigation Data:A Case Study On Some Activities Sectors In Guinea

The aim of this thesis is to use statistical analysis in order to highlight a concept of satisfaction and comparison in certain sectors of activity in Guinea.In that way,two sectors were chosen in order to conduct this investigation in a good way.The distribution of a questionnaire and the process of data collection were used to get answers through respondents.These responses were recovered using sampling.We have also demonstrated in Chapter 3 and 5 of our work.A comparative study between two genders(male and female)in three different subjects at the secondary school was conducted to know their levels.A statistical survey was make on the brain drain of 264 Guineans living outside the country.This work found that adopting statistical investigation concept in the activities sectors in the country will be a beneficial contribution in achieving goals,getting respondent acquisition,maintaining retention and decreasing respondent loss.Through their different methods of statistical analysis to begin,I used a data analysis methodology to solve several problems in two important areas.There are research studies between two genders,between public and private schools,through their achievements in the exact sciences.Method of investigation on customer satisfaction in the hotel sector was applied Comparative of the performance of 4000 students in the exact sciences on the four natural areas in Guinea 2012 was conducted finally.It can be used as an introduction to the most competent researchers.This article will help teachers,researchers and Guinean authorities to implement a major presentation to the extent of expansion,especially in some statistical training schools.