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Question 45482

posted 10 months ago

1) As a requirement engineer, your clients in medical, education and tourism sectors are facing big impact of the Covid-19 pandemic.
i)Suggest a computer-based system for a chosen sector to assist on facing the pandemic new norm.
ii)Based on the above suggested system, write a user story as description of how the system can be used for some particular task that you need to state down.
2) A software process model is an abstract representation of a process. It presents a description of a process from some particular perspective.Based on your user story in 1 ii);
a)Decide which software process model that would you choose for this project.
b)Based on your answer in 2 a),
i.)Draw a diagram of your chosen software process model. Make sure you label all the phases put all the suitable symbols.and
ii)Write one (1) specific activity pertain to your suggested system in 1) i., for every phases in the chosen process model diagram.
c) With reference to your user story in 1) ii. as a casestudy,
i) State four (4) stakeholders of the system.
ii)Draw a context diagram of the suggested system in 1) ii. Make sure you label the actors, the relationships between them as well as their relationships to the system. Note: Do not forget to document your assumptions, if you make any.

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Question 45619

posted 10 months ago

scatterplot of your dependent variable against independent variable 1. Explain the graph.

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Question 45620

posted 10 months ago

Draw qqline for the dependent and the independent variables.
Show skewness and Kustosis values for the dependent and the independent variables.
Apply Shapiro-Wilk normality test. Are the dependent and the independent variables normally distributed? Explain.

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Question 45624

posted 10 months ago

Compare and evaluate equality of variance for Variable 2 and 3 f-test, Bartlett test, and Fligner test at the %95 confidence interval. Explain the results.
Compare and evaluate equality of Variable 2 and 3 with student-t test at the %95 confidence interval. Explain the results.
Compare and evaluate equality of Variable 2 and 3 with Wilcoxon rank-sum test at the %95 confidence interval. Explain the results.

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Question 45621

posted 10 months ago

Provide the results for y = a + bx1+e for your data. y=dependent variable, xl=independent variable 1. Explain the results.

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Question 45617

posted 10 months ago

Provide descriptive statistics for the dependent variable.

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Question 45623

posted 10 months ago

Provide the results for y= a + blx1+b2x2+e for your data.
xl is the independent variable in simple linear regression.
x2 is the second independent variable.
Explain the results.

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Question 45622

posted 10 months ago

Provide the results for y = a + blx1+b2x1^2+e for your data. y=dependent variable, x1=independent variable 1, x1^2=square form of independent variable 1. Explain the results.

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Question 45625

posted 10 months ago

Draw box-plot of all variables (variable 1, 2, 3) in a single graph.
Check and evaluate ANOVA for all of the variables (variable 1, 2, 3) at the %95 confidence interval. Note that you need to prepare txt file that contains type as 1, 2, 3.Such as
1 2 3
Varl Var2 Var3
Explain the results.

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Question 45626

posted 10 months ago

Plot time series for all of the variables (variable 1, 2, 3)
10. Time Series Analysis
Check and evaluate auto correlation and partial autocorrelation function for all of the variables (variable 1, 2, 3). Explain the results.
Draw five-point moving average for variable 1 and show the moving average with red colour.
Check seasonality with cycles (sin, cos) and evaluate regression result.
Check residuals to look for patterns after you run the regression for seasonality. Explain the results.

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