Identify the sampling techniques used, and discuss potential sources of bias (if any). explain. after a earthquake, a disaster area is divided into 150 equal grids. twenty of the grids are selected, and every occupied household in the grid is interviewed to focus relief efforts on what residents require the most.

sorry can't

step-by-step explanation:

i googled though and something came up but it was in science langueage not common english sooo

answer:

step-by-step explanation:

here, the total dishes = 10

dishes having meat = 3 ( chicken, meatloaf and hamburger )

thus, the probability of having meat on the chosen dishes = number of dishes having meat / total dishes

=

therefore, the probability of not having meat = 1- the probability of having meat on the chosen dishes

=

=

=

⇒ option b is correct.