This statement is false, in a biased sample every member does not have an equal chance of getting selected.
If some individuals or groups from the population are not represented in the sample, the sample is biased.
Example of a biased sample:
The graph presented in the figure below, represents the drug usage by school students but this is a biased data because it does not include the students who have already passed out from the school or the students who were studying from home, as this data is not the complete data hence it is an example of a biased sample.
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Answer:
false
Step-by-step explanation:
Answer:
x=6, y=63
Step-by-step explanation:
since both equal y, they equal each other-
8x+15=x+57
7x=42
x=6
then to solve for y-
y=(6)+57
y=63
Given:
To find:
Degree of the polynomial
Solution:
Degree of a polynomial:
The degree of the polynomial is highest power of the variable in the polynomial.
Here, the highest power is 4.
The degree of the polynomial is 4.