5. Is arithmetic mean a proper measure of central tendency of data ? 7. Can a set of data, having two modes, have two points of central tendency? 8. What does the mean, median and mode tell about a group of data? is there any alternatives?​

Step-by-step explanation:

Arithmetic mean has become the most widely used measure of central tendency of data. ... That is why arithmetic mean is regarded as the ideal measure of central tendency. One demerit of arithmetic mean is that it is affected by the extreme value (of observed data)

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answer:

the domain is the set { -2, 0, 2, 3}

discussion:

the domain is the set of x values in the ordered pairs (x,y). taking the x, or first component, of each ordered pair gives   -2, 0, 2, 3.

you,

mrb

answer: it's d

step-by-step explanation: