A researcher, involved in a study of the population of Houston, divided the city into city blocks and then drew a random sample of 200 city blocks. All households in the 200 blocks were interviewed. The researcher used : a) Stratified sampling
b) Simple random sampling
c) Quota sampling
d) Cluster sampling

Quota sampling

Step-by-step explanation:

Hope it will help

please mark as a brainlists

step by step solution :

step   1   :

1.1     4 = 22

(4)3 = (22)3 = 26

equation at the end of step   1   :

  ((23) • 26)2

step   2   :

equation at the end of step   2   :

  (23 • 26)2

step   3   :

final result :

  218

ya

whole number data type

step-by-step explanation:

as whole number type represents whole number

like 1, 2 ,3, 4

in other words the whole numbers are those numbers which cannot be written infraction.

since we can take days as a whole number i.e 1 day 2 day and we cannot write 1.2 day hence we will use whole number data type