3 Consider Again The Data Considered In The Previous Question For This Question We Will Consider A Random Sample Of Se 1 (88.8 KiB) Viewed 31 times
3. Consider again the data considered in the previous question. For this question we will consider a random sample of seven body masses. These seven values have been randomly chosen from the population data provided in the Excel file Adelie.xlsx, and are: 3650, 4300, 3325, 3950, 3600, 2900 and 4275. You should use this set of seven randomly chosen data values for this question. (a) Calculate by hand (i.e. without using Excel) the sample average. As well as providing your answer, you must also provide your workings and these must be clear and accurate. Round your answer to 2 decimal places of accuracy. (2 marks) (b) Calculate by hand (i.e. without using Excel) the sample median. As well as providing your answer, you must also provide your workings and these must be clear and accurate. (3 marks)
(c) Calculate by hand (i.e. without using Excel) the sample variance. As well as providing your answer, you must also provide your workings and these must be clear and accurate. (4 marks)
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