Which fraction is equivalent to 20%?
2 answers:
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Answer:
Step-by-step explanation:
This is a normal distribution question with
Mean = 153
Standard Deviation= 10
Since we know that score
a)
P(x > 150.0)=?
The z-score at x = 150.0 is,
This implies that
P(x > 150.0) = P(z > -0.3)
= 1 - P(z < -0.3) = 1 - 0.3820885778110474
P(x > 150) = 0.6179
Answer:
B)
Step-by-step explanation:
To find the function which has vertex at the origin.
Solution:
For a function to have its vertex at origin the function must pass through point (0,0) which means .
We will find for each of the given functions and check if it has vertex at origin.
To find we will plugin
in the function.
A)
Vertex is not at the origin.
B)
[Any number times zero is = zero]
Vertex is at the origin.
C)
Vertex is not at the origin.
D)
Vertex is not at the origin.