Consider a sample with data values of 26, 27, 20, 15, 30, 34, 28, and 20. Compute the range, interquartile range, variance, and
standard deviation (to a maximum of 2 decimals, if decimals are necessary).
1 answer:
Answer:



Step-by-step explanation:
Given the following data set:

To find the range of a data set we have to find the largest and the smallest number of the set and then subtract them.



To find the interquartile range we have to subtract the third quartile by the first quartile.






To find the standard deviation of a data set we have to use the formula to calculate standard deviation with the given values.





Hope this helps.
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