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Rus_ich [418]
3 years ago
7

Can you please answer the question?

Mathematics
1 answer:
Akimi4 [234]3 years ago
5 0
What grade is this and don’t they think you don’t know how to do this
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It has been decided that 100 people need to be surveyed to decide the publics opinion on a school building project. A student su
Morgarella [4.7K]

Answer:

The proposed way of sampling is a biased way to perform the survey.

Step-by-step explanation:

Convenience sampling is a kind of non-probability sampling method that comprises of the sample being taken from that portion of the population that is near to hand.  In this type of sampling method, all items doesn’t have an equivalent chance of being selected, which doesn’t comprises of random collection of items.

Convenience sampling is where we take in items which are easy to reach.

Convenience sampling consists of selection bias, i.e.e the bias involved in the sample due to inappropriate selection procedures.

For example, randomly selecting 4 people sitting near him to guesstimate the mean age of the class is a convenience sampling example. or gathering information on customer satisfaction by interviewing 6 randomly selected customers from a local store is an illustration of convenience sampling.

In this case, the sample suggested by the students consists of surveying the first 100 people who enter the school, about the public opinion on a school building project.

This is an example of convenience sample.

So, there is a selection bias present in the sample.

Thus, the proposed way of sampling is a biased way to perform the survey.

4 0
3 years ago
Let g(x)=x-3 and h(x)=x^2+6 find (h o g) (1)
cupoosta [38]
g(x)=x-3 \ \ \ and\ \ \  h(x)=x^2+6 \\\\(h \circ  g) (1)=h\bigg (g(1)\bigg)=h\bigg(1-3\bigg)=h(-2)=(-2)^2+6=4+6=10
5 0
3 years ago
Read 2 more answers
The measure of an angle is 166°. What is the measure of its supplementary angle?
Darina [25.2K]

Answer:

14 degrees

Step-by-step explanation:

Supplumentry angles add up to 180 degrees.

180 - 166 = 14 degrees

5 0
3 years ago
105% of 260 What is the answer?
damaskus [11]
Percent means parts out of 100
105%=105/100=1.05
'of' means multiply

105% of 260=1.05 times 260=273
6 0
3 years ago
Read 2 more answers
Find the center and radius of the circle with equation (x + 7) + (y + 5)2 = 81.
vesna_86 [32]

Answer:

rtjgdesss eeevywxx13 46

7 0
3 years ago
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