Answer:
14 blue
Step-by-step explanation:
3/2 = 21/b
3b = 42
b = 42/3
b = 14
Answer:
- Odd function
- Odd function
- Even function
Step-by-step explanation:
Odd function graph:
- f(–x) = –f(x) for any value of x
- symmetrical about the origin
Even function graph:
- f(x) = f(- x) for all values of x
- symmetrical about the y- axis
Answer:
4$
Step-by-step explanation:
Answer:
246
Step-by-step explanation:
In the statment is defined our Values.
First que have a 95% Confidence interval
That is exactly in a Standar normal distribution table equal to Z Score = 1.96
The proportion
= 0.20
And we can and Margin Error (ME) equal to 0.05
Using the formula for the Sample Size (N) through Proportion we have,


or 246