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Bezzdna [24]
3 years ago
12

Find the indicated probability. In one town, 71% of adults have health insurance. What is the probability that 4 adults selected

at random from the town all have health insurance
Mathematics
1 answer:
quester [9]3 years ago
7 0

Answer:

0.254

Step-by-step explanation:

Given that:

Percentage of those having health insurance = 71%

p = 71 / 100 = 0.71

Number of adults selected at random, n = 4

Probability that 4 selected have health insurance :

p^n = 0.71^4 = 0.25411681

= 0.254

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INT1 4.1.1 Line of Best Fit (classwork)
Lorico [155]

Answer:

a. 2401.06

b. 37.54%

c. 56.3%

Step-by-step explanation:

hopefully this is right

*note: I think you forgot to convert 4-2 back into yards.

a. Robbie's field of view to the North end includes parts not on the football field. so to find the area of the football field he can see, we need to find:

total area of what Robbie sees - area of non football field Robbie sees

what you shaded represents the total of what Robbie sees. it's a triangle. area of a triangle is 1/2(b)(h) where h is distance away and b is width of view.

total area = 1/2(170)(30.92) = 2628.56 yd

area of non football field (pipe to South end)

= 1/2(50)(9.1) = 227.5

so 2628.56 - 227.5 = 2401.06

b. area found in part a / total area of football field

2401.06 / (120*53.3) = .3754

.3754 * 100 = 37.54%

c. the chance of Robbie seeing the touchdown depends on how much of the (North) endzone he can see.

area of north endzone is

10 * 53.3 = 533.

area Robbie sees in endzone is

2628.56 - 2328.48 = 300.08

(found by total area Robbie sees - area of non endzone Robbie sees)

300.08 / 533 = 0.563

= 56.3%

7 0
3 years ago
!!!10 points + brainly!!!
mamaluj [8]

Answer:

The number of fours divided by the total number of possibilities. If there are two fours and 8 spaces, the probability is 2/8 = 1/4.

Step-by-step explanation:

3 0
3 years ago
The total cost for a chair, a desk, and a lamp is $562. The desk costs four times as much as the lamp and the chair costs $23 le
alexandr1967 [171]
Ok I’m giving a educated guess here so $562 divided by 3 is 187.3 then you do 187.3-23 which would be 164.3 so if I’m correct it would be 164.3 for both the chair and the lamp and 187.3 for the desk also just a heads up the .3 would be .333333.... :) I will delete if I’m wrong
4 0
3 years ago
Use the following information to write an equation in terms of x. Then solve the equation and find RS and RT .
Arte-miy333 [17]

Answer:

See below

Step-by-step explanation:

Assuming a number line:

rs + st  = rt

3x-16   +    4x-8    = 60  

7x  -24   = 60

7x = 84

x = 12  

6 0
1 year ago
If f(x) = 3x - 1 and g(x) = x + 2, find (f+g)(x).
yawa3891 [41]
F+g(x) = f(x) + g(x) = 3x-1 + x+2 = 4x+1
5 0
3 years ago
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