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inessss [21]
2 years ago
8

A political candidate wanted to understand what issues were important to their voters. They asked 1,999 voters, "Which issue is

the most important: crime, city planning, or health care?" The results of the survey are shown in the two-way table below: Crime City Planning Health Care Male 118 239 458 Female 418 317 449 What is the probability that a person chosen at random from this survey is concerned about crime, given that they are male? Round your answer to the nearest tenth.
Mathematics
2 answers:
ollegr [7]2 years ago
6 0
              Crime      City       Health       Total
                           Planing     Care
Male       118         239          458          815
Female   418        317          449        1,184
Total       536        556          907        1,999  

Total Male: 118+239+458=815
Total Female: 418+317+449=1,184
Total Crime: 118+418=536
Total City Planning: 239+317=556
Total Healt Care: 458+449=907
Total: 815+1184=1,999=536+556+907

Probability that a person chosen at random from this survey is concerned about crime<span>, given that they are male: P=?

</span>P=118/815=0.144785276→P=0.1

Answer: T<span>he probability that a person chosen at random from this survey is concerned about crime, given that they are male is 0.1</span>
Verdich [7]2 years ago
5 0
              Crime      City       Health       Total
                           Planing     Care
Male       118         239          458          815
Female   418        317          449        1,184
Total       536        556          907        1,999  

Total Male: 118+239+458=815
Total Female: 418+317+449=1,184
Total Crime: 118+418=536
Total City Planning: 239+317=556
Total Healt Care: 458+449=907
Total: 815+1184=1,999=536+556+907

Probability that a person chosen at random from this survey is concerned about crime<span>, given that they are male: P=?

</span>P=118/815=0.144785276→P=0.1

Answer: T<span>he probability that a person chosen at random from this survey is concerned about crime, given that they are male is 0.1</span>
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Sliva [168]
A number 1/10 as great as 7962 would be 796.2
 
   You get this answer by either dividing 7,962 with 10 which gives you 769.2

   Or you can multiply 7,962 with 1/10 to get 7,962/10. If you simplify then you get 796 1/5 or 796.2.
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2 years ago
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Look at Andrea’s running journal.
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First align the decimal points and the numbers,  then add the extra 0's if needed. Lastly, add and the total answer is 14.225.

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A person is standing 50 ft from a statue. The person looks up at an angle of elevation of 8o when staring at the top of the stat
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Answer:

h=50.25\ ft

Step-by-step explanation:

<u>Right Triangles </u>

In a right triangle, one of the internal angles is 90°. When this happens, there is always a longer side, called hypotenuse and two shorter sides, called legs. They relate to Pythagoras's theorem. The basic trigonometric relations also stand, including

\displaystyle tan\alpha=\frac{a}{c}

where a is the opposite leg to \alpha and c is its adjacent led .

In our problem, we have a statue being looked by a person in such a way that the top of the statue forms an angle of 8° with the horizontal and the base of the statue forms an angle of 14° down. We also know the distance from the person to the statue is 50 ft. The situation is shown in the image below.

The height of the statue is h=a+b, where

a=50tan8^o

b=50tan14^o

Thus

h=50tan8^o+50tan14^o

h=50(tan8^o+tan14^o)

\boxed{h=50.25\ ft}

5 0
2 years ago
A person is standing exactly 36 ft from a telephone pole. There is a 30° angle of elevation from the ground to the top of the po
nika2105 [10]

Answer:

20.78feet

Step-by-step explanation:

The question made us to understand that the man is standing and also there is angle of elevation, then we need to draw a right triangle having a base equal to 36 feet with an angle from the base to the top of the pole which is 30 degrees.

tan= opposite side / adjacent side

Let height of the pole =h

Tan(30)= h/36

But tan 30degree= 1/√3

h= 36 × 1/√3

h= 20.78feet

Therefore, the height of the pole= 20.78feet

CHECK THE ATTACHMENT FOR DETAILED FIGURE

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