(solved) Assignment on Business Statistics
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Added on 2020-09-03
(solved) Assignment on Business Statistics
Added on 2020-09-03
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BUSINESS STATISTICS
TABLE OF CONTENTSINTRODUCTION...........................................................................................................................1TASK 2............................................................................................................................................1(a)Properties in sample consist of brick building........................................................................1(b)Building type occur more frequently in sample size...............................................................1© Proportion of weatherboard buildings.....................................................................................1TASK 3............................................................................................................................................1(a)Sorted data of sales priece.......................................................................................................1(b)Percentile calculation..............................................................................................................3© Things indicated by 70th percentile..........................................................................................3(d)IQR..........................................................................................................................................3TASK 4............................................................................................................................................4(a)Descriptive statistics tables for sales price sample..................................................................4(b).................................................................................................................................................4© Appropriate measure of central tendency................................................................................4TASK 5............................................................................................................................................5(a)Normal distribution of data.....................................................................................................5(b)Sold price observations by standard normal table..................................................................5© Computation of observation....................................................................................................6TASK 6............................................................................................................................................6(a)Descriptive statistics................................................................................................................6(b)Evaluation of reliability of confidence interval values...........................................................7TASK 7............................................................................................................................................7(a).................................................................................................................................................7(b)Proportion at 95% confidence interval....................................................................................8
© Comparison of results..............................................................................................................9REFERENCES..............................................................................................................................10Table 1Calculation of percentile......................................................................................................3Table 225th and 75th Percentile......................................................................................................3Table 3Calculation of inter quartile range.......................................................................................3Table 4Descriptive statistics table...................................................................................................4Table 5Computation of observation................................................................................................6Table 6Computation of mean value.................................................................................................6
TASK 2(a)Properties in sample consist of brick buildingBrick42%Brick venner34%Weatherboard20%Vacant land5%HistogramBrickBrick vennerWeatherboardVacant land1.151.31.451.61.751.92.22.352.52.652.82.953.253.43.553.73.85Brick made buildings consist of 42% of total sample size. This means that large proportion of people prefer to use bricks for preparing buildings.(b)Building type occur more frequently in sample sizeBuildings prepared by using bricks are most frequently observed in data set. It can be saidthat people are majorly prefering to prepare building by using bricks.© Proportion of weatherboard buildingsWeatherboard buildings have proportion of 20% in entire sample which reflect that out ofoverall number of buildings mentioned sort of building have 20% share.TASK 3(a)Sorted data of sales priece V72302863003173301 | P a g e
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