SCIE440 : Data Science - Blue Swimmer Crabs - Nature Of Data Assignment Help

Internal Code: 6CIAH

Data Science Assignment Help

Assignment Task: Question1 In 2012 and 2015 the Department of Fisheries recorded the number of breeding Blue Swimmer Crabs, Portunusarmatus observed at different beaches.  The research question is whether the number of breeding Blue Swimmer Crabs has changed between 2012 and 2015.  The data is contained in the file Question 1 student data file. xlsx.  Conduct a structured data investigation to answer this question.  Your answer should fit on a single page and should include:

• the most appropriate plot for this data structure. Think carefully about the nature of the data and the type of test you will conduct.
• for any test you conduct, a formal statement of a null and alternate hypothesis
• for any test you conduct, a formal test conclusion, including the reason for your conclusion
• sufficient information to support the test results

On the second page report the R script that you used for your analysis Question 2 Conduct a structured investigation to work out whether the average winter rainfall ( winter is defined as June, July, August) for the period 1946-1960 (inclusive of 1946 and 1960) is different to the mean winter rainfall for the period 2001-2014 (inclusive of 2001 and 2014).  Question 2 student data file.xlsx and you will need to do some data manipulation to get it into a format that you can use.  You can do that in either R or Excel. Your answer should fit on no more than one page and should include:

• the most appropriate plot for this data structure. Think about the test you want to conduct
• for any test you conduct, a formal statement of a null and alternate hypothesis
• for any test you conduct, a formal test conclusion, including the reason for your conclusion sufficient information to support the test results

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