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Lina20 [59]
4 years ago
8

7. A random sample of size n is collected from a considerably larger population

Mathematics
1 answer:
arlik [135]4 years ago
8 0
Tbh I don’t really know but if it’s a answer choice I think it’s C sorry if I got it wrong I’m just trying to help
You might be interested in
F(x)=2x+3/4x+5 find f(-9)<br><br>pls solve it ​
Marysya12 [62]

Answer:

15/31

Step-by-step explanation:

substitute -9 were there's x in the function

f(-9)=2(-9)+3/4(-9)+5

=-18+3/-36+5

=-15/-31

the negatives cancel giving you

15/31

4 0
3 years ago
Part A
Vinvika [58]

Answer:

234

Step-by-step explanation:

3 0
3 years ago
I'm quite confused with the racetrack principle and need help on this problem. . . Suppose that f(t) is continuous and twice-dif
Hunter-Best [27]

Race track principle says that if two functions are equal at <span>t=0</span>, then the one which has a greater derivative will be greater.

In this case we're comparing <span><span>f′</span>(t)</span> and <span><span>g′</span>(t)</span>. So we make sure that <span>g(0)=<span>f′</span>(0)</span> and that <span><span>f′′</span>(t)≥<span>g′</span>(t)

</span>


<span>g(t)=at+b</span>


Since it is a line.
<span><span>g′</span>(t)=a</span>


<span><span>f′′</span>(t)≥3≥<span>g′</span>(t)⟹3≥a</span>

So let <span>a=3</span>.

<span><span>f′</span>(0)=0=g(0)=3(0)+b⟹b=0


</span>So that means
<span>g(t)=3t

</span>Do something similar for <span>h(t)</span><span> starting with
</span><span>h(t)=a<span>t2</span>+bt+c

</span><span>h(0)=f(0)⟹c=0

</span>

So

<span>h</span><span>(</span><span>t</span><span>)</span><span>=</span><span>a</span><span>t2</span><span>+</span><span>b</span><span>t</span>

6 0
3 years ago
Convert the decimal number 183 into an equivalent 32 bit binary number. show all your work.
german
The bits are determined by repeated division by 2 to yield either 0 or 1.
 
183/2 = 91 rem 1  =>  1  (lowest bit)             2⁰
  91/2 = 45 rem 1  =>  1 (next higher bit)     2¹
  45/2 = 22 rem 1 => 1  (next higher bit)     2²
  22/2 = 11 rem 0  => 0 (next highrt bit)      2³
    11/2 = 5 rem 1    => 1 (next higher bit)     2⁴
     5/2 = 2 rem 1   => 1 (next higher bit)     2⁵
     2/2 = 1 rem 0   => 0 (next higher bit)    2⁶
     1/2 = 0 rem 1   => 1 (next higher bit)      2⁷
The next higher 24 bits have 0 in each bit.

For 32-bit system,
183 = 00000000 00000000 00000000 10110111 (with a space between bytes for readability)

Answer: 00000000000000000000000010110111

7 0
4 years ago
The concentration, in parts per million, of a type of antibiotic in a human's bloodstream after h hours can be modeled by the po
saveliy_v [14]

Answer:

C(3)=17.69\ ppm

Step-by-step explanation:

Given:

Given polynomial function is.

C(h)=-0.09h^{2} +3.5h+8

Hours  h=3

We need to find the concentration of the antibiotic after 3 hours.

Solution:

Rewrite the given polynomial function as.

C(h)=-0.09h^{2} +3.5h+8

Substitute  h=3 in given polynomial function.

C(3)=-0.09(3)^{2} +3.5\times 3+8

C(3)=-0.09\times 9+10.5+8

C(3)=-0.81+10.5+8

C(3)=-0.81+18.5

C(3)=17.69\ ppm

Therefore, the concentration of the antibiotic after 3 hours C(3)=17.69\ ppm .

8 0
4 years ago
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