Difference between revisions of "ISSS608 2017-18 T3 Assign Xie Zhimao Method"
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(  Data Understanding) | (  Data Understanding) | ||
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− | *Use SAS JMP Pro to open the metadata and check the ditribution and validity of the data. [[File:Zhimao3.png|500px]] | + | *Use SAS JMP Pro to open the metadata and check the ditribution and validity of the data.<br>[[File:Zhimao3.png|500px]][[File:Zhimao4.png|500px]] |
*We found the missing data is <b>0</b> and there is no obviously unreasonable skewed distribution, so our initial clean step is complete. | *We found the missing data is <b>0</b> and there is no obviously unreasonable skewed distribution, so our initial clean step is complete. | ||
*However, when it refers to chemical units of measure, we noticed there are different units, such as mg/l and μg/l. Therefore, we need further data wrangling by use Microsoft Excel. | *However, when it refers to chemical units of measure, we noticed there are different units, such as mg/l and μg/l. Therefore, we need further data wrangling by use Microsoft Excel. |
Revision as of 17:56, 7 July 2018
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