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Business Statistics Assignment Solution

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Added on  2020-10-23

Business Statistics Assignment Solution

   Added on 2020-10-23

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Business Statistics Assignment Solution_1
Table of ContentsINTRODUCTION...........................................................................................................................1QUESTION 1...................................................................................................................................1(a): Construction of frequency distribution............................................................................1(b): Histogram chart...............................................................................................................2QUESTION 2...................................................................................................................................2(a): Calculation of sample size...............................................................................................2(b): Determine effect or not demand and units price relations...............................................3(c): Compute the coefficient of correlation and relationship..................................................3(d): Relationship among supply and unit price.......................................................................3(e): Predict the supply (in units).............................................................................................3QUESTION 3...................................................................................................................................4(a): Calculation of ANOVA table...........................................................................................4(b): Advise to the Allied........................................................................................................4QUESTION 4:.................................................................................................................................5(a): Regression equation.........................................................................................................5(b): Determine the model is significant..................................................................................5(c): Relation among sales, price and advertising....................................................................6(d): Re-estimate the model.....................................................................................................6(e): Slope coefficient..............................................................................................................6CONCLUSION................................................................................................................................7REFERENCES................................................................................................................................8
Business Statistics Assignment Solution_2
INTRODUCTIONStatistic is a form of mathematical calculation that related with different numerical datain large quantities. It deals with all aspects of data that include planning, collection of data interm of surveys and experiments. Under this report, various statistic method has been used tounderstand the importance of statistic such as calculation of frequencies and cumulativefrequency calculation. The other question based on regression analysis associated with thesupply and unit price of the variables. Construction of ANOVA table and statistical consultant toallied to advise them effectively at 0.5 level of significance difference. Apart from this, use ofexcel regression tool to answer the various question are done accordingly under this report.QUESTION 1(a): Construction of frequency distributionFrequency distribution: In statistics, a frequency distribution is considered as one of theeffective list, table or graph that would displays overall class of various marks scored by thestudent. Cumulative frequency distribution: It is an effective analysis of the frequency arises ofvalues is a phenomenon less than a reference value. in order to find the relative frequency, dividethe frequency through the total number of data values. Relative frequency distribution: It used to indicate total number of elements in a givendata set that belong to each class. In case of relative frequency, the value is assigned to each classin the proportion of total data set that is associated with the class. Percentage frequency distribution: To calculated this particular value, simply dividethe frequency by total number of outcomes and multiply it with 100.Examination scoreFrequencyCumulative freq.Relative freq.Com. Relate. Freq% frequency51-60330.150.151561-70250.10.251071-806110.30.553081-904150.20.752091-1005200.25125Total 201
Business Statistics Assignment Solution_3

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