6.2 Sampling frame is a list of: a. A list of units of a population
b. A list of random numbers
C. A list of natural numbers
d. None of the above​

lo.lll

step-by-step explanation:

step-by-step explanation:

the true statements are:

r = set of real numbers

n = set of natural numbers, 1,2,

w = n u{0} = {0,1,}

2

step-by-step explanation:

step-by-step explanation:

graph using a few selected

x         y

-1       15

0         6

1         2.4

2       0.96