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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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san4es73 [151]
A taco costs $5
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4 0
2 years ago
Lucy wants to have a fun-filled day without spending too much money. The local zoo charges a $25 entry fee and a parking fee of
ehidna [41]

Answer:

The required system of equations is,

y=25+x

y=20+2x.

Step-by-step explanation:

Let the number of hours spent by Lucy = x

It is given that,

Local zoo charges initial fee $25 and per hour fee $1.

So, the equation representing the cost if Lucy stays 'x' hours is,

y=25+x in dollars.

Also, Local citcus charges initial fee $20 and per hour fee $2.

So, the equation representing the cost if Lucy stays 'x' hours is,

y=20+2x in dollars.

Since, the objective function for the situation is to 'minimize the cost'.

So, upon solving the equations, we will get the minimum value as,

25+x = 20+2x

i.e. x= 5

Thus,

y=25+x implies y=25+5 i.e. y= $30

y=20+2x implies y=20+2\times 5 i.e. y=20+10 i.e. y= $30

Thus, the minimum value is $30.

The required system of equations is,

y=25+x

y=20+2x.

8 0
2 years ago
I need the answer on number 5
luda_lava [24]
I believe Z=18
Example:
2/3z + 1 = 13
Multiply both sides: 2/3z * 3 + 1 * 3 = 13 * 3
Refine: 2/3z + 3 = 39
Subtract from both sides: 2z + 3 - 3 = 39 - 3
Refine: 2z=36
2z/2 = 36/12
Z=18

6 0
2 years ago
Circle D is shown. Angle A C B intercepts arc A B. Arc A B has a measure of 76 degrees. What is the measure of AngleC ? 38° 76°
Valentin [98]
I think the answer is 76 ...
3 0
2 years ago
Read 2 more answers
Three years ago Tom was twice as old as Jean, and in two years the sum of their ages will be 28 years. Find their present ages.
lubasha [3.4K]

Answer:

Jean is 9 and Tom is 15.

Step-by-step explanation:

3 years ago, Tom was 12 and Jean was 6, hence Tom was twice as old as Jean.  

Since that was their age 3 years ago, they are currently 15 (Tom) and 9 (Jean).  

Add 2 years to each of these ages, you get 17 and 11.

17 + 11 = 28

3 0
2 years ago
Read 2 more answers
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