Answer:
x=-0.6
Step-by-step explanation:
Answer:
negative correlation on Edg
Step-by-step explanation:
Answer:
a) cluster sampling
Step-by-step explanation:
In cluster sampling method, each member of a population is assigned to one and only one group.This means clusters are formed through probability method usually a simple random sampling.The participants in the clusters are the only one to be surveyed.
In this example, simple random sampling is used to identify 12 home rooms(cluster) where a group of 20 students (participants) in each room is given the survey.
Answer:
9
Step-by-step explanation:
We have to multiply 60 by 15%
15% =
= 0.15, hence
number of text = 60 × 0.15 = 9
Answer:
8 inches,
Step-by-step explanation:
2 2/3 = 8/3.
3 * 8/3
= 8 inches,