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julsineya [31]
3 years ago
10

A report describes the results of a large survey involving approximately 3500 people that was conducted for the Center for Disea

se Control. The sample was selected in a way that the Center for Disease Control believed would result in a sample that was representative of adult Americans. One question on the survey asked respondents if they had learned something new about a health issue or disease from a TV show in the previous 6 months. Data from the survey was used to estimate the following probabilities, where L-event that a randomly selected adult American reports learning somethlng new about a health Issue or disease from a TV show in the previous 6 months and F-event that a randomly selected adult American is female Assume that P(F) 0.5. Are the events L and F independent events? Use probabilities to justify your answer. Land Flare notindependent events, because P(L) P(F)- 0.3 , which is not equal to P(L n F)
Mathematics
1 answer:
lesya692 [45]3 years ago
8 0
0.3 - 60 is your right answer!
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John accepted a reduction of 15% on his salary when his company was not doing well. Now his company's financial position has imp
o-na [289]
To reverse a percentage decrease you divide it by the decrease (+ 100%)
For example we will pick the number, 100, which is decreased by 15% to 85.

To make 85 back to 100 we divide it by the decrease (1-0.15):
85 / 0.85 = 100

To find out how much 85 increased to get back to 100, we do:
15 / 85 = 0.1765 = %17.65

15 is the reduction/difference, and 85 is the with reduction total.

Because percentages stay the same, this is applicable to any numbers, from this, we know that whenever something is reduced by 15% - when restored to it's original is increased by %17.65

The answer is %17.65


6 0
3 years ago
Which statement about the cylinder are true? Select two options
shutvik [7]

Answer:

\ur \: answer)

Step-by-step explanation:

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5 0
3 years ago
you have a 20 ounce bottle of juice. you pour out 1/4 of the bottle to share with a friend. if your our out 3 ounces for yoursel
seropon [69]
12 ounces will be left in the bottle

Turn the 1/4 into a decimal which is 0.25 and times that by 20 and you’ll get 5, 5 is the amount of ounces you poured for your friend. Subtract 20 ounces by 5 ounces and you’ll get 15 ounces, then subtract 15 by 3 which is the amount of juice you poured for yourself and you’ll be left with 12 ounces in the bottle.
5 0
3 years ago
Just number 4 pleaseeee
Aleksandr [31]

Hello!

The formula is given to you. :)

C = 3.14 • D (diameter; line across a circle that cuts it in half)

C = 3.14 • 21 = 65.94 inches.

Hope I helped! Also, I hope I didn’t answer this too late. ;)

~Destiny ^_^

7 0
3 years ago
Please help me out asap.
GalinKa [24]

Using a calculator, the slope of the line of best-fit is of 7.2.

<h3>How to find the equation of linear regression using a calculator?</h3>

To find the equation, we need to insert the points (x,y) in the calculator.

In this problem, the points are given as follows:

(-4,-32), (-2,-8), (0,10), (2,8), (4,32).

Using the calculator, the equation is:

y = 7.2x + 2.

Hence the slope is of 7.2.

More can be learned about a line of best-fit at brainly.com/question/22992800
#SPJ1

7 0
1 year ago
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