1.The arithmetic summation of the deviations from the mean for a set of data will always be

a. a negative number

b.absolute value of the mean

c. a positive number

d.zero

2.A data set or distribution compromise observations that are at least interval scale. The values are concentrated, that is, there are no outliers and thus, the distribution is homogeneous. What measure/s of central tendency is/are most appropriate to use?

a.mean

b.median

c.mode

d.mean and median

3.A data set or distribution compromises the mothly incomes of residents residing in a highly urbanized barangay in Metro Mnaila where livelihood of families ranges from sidewalk vending to large scale business undertakings. The most appropriate measure/s of central tendency is/are

a.mean

b. median

c.mode

d.mean and median