identify the level measurement of the data and explain what is wrong with the gi

Question

identify the level measurement of the data and explain what is wrong with the given calculation
In a set of data , internet soeeds are represented as 10 for slow , 20 for medium, and 30 for fast. The average mean of the 555 internet speed is 25.4

The data are at the interval/nominal/ratio/ordinal? level of measurement
A One must use a different method to take the average of such data

B The true average is 18.2

C Such data should not be used for calculations such as an average

D There is nothing wrong with the given calculation

Explanation / Answer

C Such data should not be used for calculations such as an average

since we can not use mean because the data is in ordinal scale. Hence for ordinal scale we use median as a measurement

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