Answer:
146 m²
Area of triangle:
- 1/2 * base * height
- 1/2 * 16 * 7
- 56 m²
Area of upper rectangle:
- Length * Width
- 8 * 9
- 72 m²
Area of bottom rectangle:
- Length * Width
- 6 * 3
- 18 m²
Total area:
- 18 m² + 72 m² + 56 m²
- 146 m²
I'm about to end my life over statistics please help as soon as possible. I'm doing the Important Characteristics Quiz
1 answer:
Answer:
The mean of this binomial distribution is
Step-by-step explanation:
We are given that only 17% of the 546 people surveyed feel the mayor's new city tax plan is effective.
Therefore, we are given:
We know that the mean of binomial distribution is:
Therefore, the mean of the binomial distribution is 92.82
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Answer:
a.
b.
Step-by-step explanation:
First, we need tot find a general expression for the amount of caffeine remaining in the body after certain time. As the problem states that every hour x percent of caffeine leaves the body, we must substract that percentage from the initial quantity of caffeine, by each hour passing. That expression would be:
Then, to find the amount of caffeine metabolized per hour, we need to differentiate the previous equation. Following the differentiation rules we get:
The rate is negative as it represents the amount of caffeine leaving the body at certain time.
Answer: B
Step-by-step explanation:
In the systems of equation it already gives you the solution for x which is -2 so all you have to do is substitute -2 into the first equation and solve for y.
y= 2/3x + 3
x= -2
Substitute x for -2
y =
y= +
y =
so now you have the solution like this