Answer:
<em>The first step is to determine the average
</em>
<em>The exercise says it’s a normal distribution: (n=8)</em>
<em>According to the exercise, the mean is equal to 0,5 then the value of t of the distribution can be obtained
</em>
<em />
<em>The variable t has 7 grade to liberty, we calculate the p-value as:
</em>
This value is very high, therefore the hypothesis is not rejected
Given:
No of users in February is 45,000 and in october its 60,000.
t=2
Therefore, approximate no of users after 2 years is 106667.
Answer:1st same 2nd same 3rd diffrent 4 the same
Step-by-step explanation:
Answer:
The relationsjip between the quantity is "x 30"
Step-by-step explanation:
multiply all the x values with 30, you will get the y values
Hello,
x²+y²-10x+6y+18=0
==>(x²-2*5x+25)+(y²+2*3y+9)+18-25-9=0
==>(x-5)²+(y+3)²=16
Radius is 4.
Center (5,-3)
