Geometric

mean

Arithmetic series

Arithmetic mean

Geometric series

vertical rectangle

square

horizontal rectangle

{5, 10}

{9}

{3, 6, 9, 12}

{2, 3, 4, 5}

{2}

{1, 3, 5, 7}

{1, 3, 5}

33

31

64

45

-42

42

19

32

The sum of all values divided by the

number of values.

None of the choice.

The middle value when data is arranged in order.

The most frequently occurring value.

{p, e, a, r, l}

{a, p, e}

{r,e,a,p}

{p, e, e, l}

Equivalent sets

Equal sets

none of the choices

Disjoint sets

Median

all of these

mode