Answer:
the slopes are the same but the y intercepts are different
1/2. You would round 3/8 to 1/2 to 0. Then you add 1/2 to 0 and you get your answer.
12,780 as 1 is below five so it changes to 0
19 divides by 217.4 equals to 0.08739
Answer:
a) Sample of households using cell-phone only in a particular region or in a country.
b) It has to be Systematic sampling techniques
Step-by-step explanation:
a) Since the goal of the organization is to estimate the number of cell phone only households. Only households that uses cell-phone only is the appropriate population to sample from. The first step is to identify the households that fall into the population of interest. Then number them systematically and sample from the frame.
b) The moment an household is selected into the sample from the frame, the researcher can visit to conduct the survey. Or, he or she can use other method of data collection such as phoning the household before physical visit, etc.
