Answer:
b)
Circumference Formula :
This is the ratio we can work out:
Answer:
7
Step-by-step explanation:
Answer:
Non-response bias
Step-by-step explanation:
Selection bias in a survey occurs when individuals are selected in a disproportionate way such that the samples obtained do not represent the true population to be studied or interviewed. An example of a selection bias that can occur from Random-digit dialing is the non-response bias.
Participants who are to be selected for surveys must be eligible or suitable for the purpose of the experiment. If the survey is trying to measure the effect of stress on parents, there is a possibility that through random-digit dialing, homes might be called at times when parents are on a work trip. This inability to get the response of eligible subjects for the survey is a form of selection bias.
A and b because the "product" is the answer to multiplication, and those are the only answers where 7 and n are being multiplied. Answer b is technically more correct than a is because the coefficient should come before the variable.
Answer:
a) Qualitative
b) Qualitative
c) Quantitative
d) Quantitative
Step-by-step explanation:
A variable is quantitative if it assumes numerical values, for example 1,2,3.
If it assumes "labels", for example good or bad, it is qualitative.
(a) The occupation of your neighbors. Answer:
Labels. Teacher, trainer, athlete, ...
So it is qualitative
(b) The martial status of your coworkers. Answer:
Labels: Married, single,..
So it is qualitative
(c) Your college GPA. Answer:
Numeric, 2,3,...
So it is quantitative
(d) The amount of bacteria on a piece of moldy bread
Numeric, 0.5mm, etc
So it is quantitative
