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vitfil [10]
3 years ago
13

Question 8

Mathematics
1 answer:
Elis [28]3 years ago
6 0

Answer:

The y-intercept is -9.

Step-by-step explanation:

Using the form y = mx + b, b is the y-intercept of the equation. Thus by definition in the equation y = 1/2x - 9, -9 is the y-intercept.

Additionally, the y-intercept is the point where x = 0; thus, when y = 1/2(0) - 9, y = -9.

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Solution :

Here we can use the Binomial distribution, as there are only two possible outcomes.

The given data:

n = 150

q = 98%

  = 0.98

p = probability of not finding relief = 1 - 0.98

                                                         = 0.02

A). The number of the individuals who do not find any relief from sinusitis is  :

E(x) = np

      = 150 x 0.02

      = 3

B). The uncertainty of my estimate is = $\sqrt{npq}$

                                                              $=\sqrt{150 \times 0.02 \times 0.98}$

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8 0
3 years ago
Ben orders a cost of us tovorite macaroni and cheese. The case contains 18 same-
Montano1993 [528]

Answer:

highlighted answer is correct

Step-by-step explanation:

7 0
3 years ago
Read 2 more answers
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vfiekz [6]

Answer:

8 hours

Step-by-step explanation:

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5 0
3 years ago
Find the average rate of change of the function over the given interval.
Minchanka [31]

Answer:

Average rate of change = 20.2

Rate of change at the left endpoint :   f' (5) = 4t = 20

Rate of change at the right  endpoint : f' (5.1) = 4*5.1 = 20.4

Step-by-step explanation:

The average rate of change of the function

F(t) = 2t^2 - 1 ,  [ 5,5.1 ]

solution

\frac{f(5.1)-f(5)}{5.1 - 5} = \frac{2*(5.1)^2-1-(2*5^2-1)}{0.1}   = [ 2 ( 26.01 - 25 ) / 0.1 ]

= 2.02 / 0.1 = 20.2

Rate of change at the left endpoint :   f' (5) = 4t = 20

Rate of change at the right  endpoint : f' (5.1) = 4*5.1 = 20.4

6 0
3 years ago
A carpet expert belleves that 6% of Persian carpets are counterfeits.
lara [203]
The answer is3000.Hope it helps
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