The relationship described in the question between the number of minutes you can talk on a cell phone and the phone's battery charge is correlation. Correlation refers to a statistical relationship between two variables, where as the battery charge decreases, the number of minutes you can talk on the phone also decreases. It does not imply a causal relationship.
Explanation:The relationship described in the question between the number of minutes you can talk on a cell phone and the phone's battery charge is correlation.
Correlation refers to a statistical relationship between two variables. In this case, as the battery charge decreases, the number of minutes you can talk on the phone also decreases. It does not imply a causal relationship, where one variable directly causes the change in the other.
For example, if the battery is fully charged, you may be able to talk on the phone for several hours. However, as the battery charge decreases, your talk time will gradually decrease until the battery is completely drained and you can no longer use the phone.
The number of minutes you can talk on a cell phone decreases as the battery charge decreases due to a causation relationship.
The correct answer is causation. This is because there is a direct cause-and-effect relationship between the phone's battery charge and the number of minutes you can talk on the phone. As the battery charge decreases, it limits the phone's ability to function, thereby reducing the available talk time.
For example, if your phone starts with 100% battery and allows for 240 minutes of talk time, a drop to 50% battery might only allow for 120 minutes of talk time as the battery depletes. This reduction in talk time is a direct result of the decreasing battery charge, illustrating a causal relationship.
It's important to differentiate this from correlation or association, which would imply a relationship without direct causation. Here, the reduction in battery charge directly causes the reduction in talk time, proving it to be a cause-and-effect relationship.
Round 12502 to nearest thousand
The elevator of a high-rise office building provides access to all floors. if each floor is 5 meters high and the elevator travels at a rate of 7.5 meters per second, approximately how long will it take to travel from the first floor to the sixty-eighth floor?
It will take approximately 44.67 seconds for the elevator to travel from the first floor to the sixty-eighth floor, assuming it travels at a constant speed of 7.5 meters per second throughout the journey.
Explanation:To determine how long it takes for the elevator to travel from the first floor to the sixty-eighth floor, we must first calculate the total distance traveled and then use the speed of the elevator to find the time.
Since each floor is 5 meters high, the total distance for 67 floors (from the first to the sixty-eighth) is 67 floors × 5 meters/floor = 335 meters.
Given that the elevator travels at a rate of 7.5 meters per second, the time taken to travel this distance can be calculated using the formula:
time = distance/speed
Substituting the values, we get:
time = 335 meters / 7.5 meters/second
time ≈ 44.67 seconds
Therefore, it will take approximately 44.67 seconds for the elevator to travel from the first floor to the sixty-eighth floor, assuming it travels at a constant speed throughout the journey.
How do you solve this?
Victoria is 4 years older than her neighbor . The sum of their ages is no more than 14 years .
George wants to save money for a car. George invest 1300 and an account that is an interest rate of 7.5%
How many years will it take for that account 7,100?
Sove each problem and write your answers in scientific notation. 1. (6.0 x 10^5) x (3.0 x 10^4) =
Counting significant digits when measurements are multiplied or divided calculator
What is the length of AB?
As you can see from the diagram, this is an isosceles triangle (triangle where 2 sides are equal and angles opposite are also equal).
Since there are two 65 degree angles, the sides opposite them are also equal. So we can write:
[tex]6x=3x+9[/tex]
Solving for x:
[tex]6x=3x+9\\6x-3x=9\\3x=9\\x=\frac{9}{3}\\x=3[/tex]
Now, we want to know side length of AB, which is 6x. Plugging in x = 3 into that, we get:
[tex]AB=6(3)\\AB=18[/tex]
Answer choice D is right.
ANSWER: D
23X67 Estimate then find the prouduct
Suppose you flip a penny and a dime. Use the following table to display all possible outcomes. If each single outcome is equally likely, you can use the table to help calculate probabilities. What is the probability of getting one head and one tail, on either coin?
Answer:
50%
Step-by-step explanation:
The next table display all possible outcomes.
penny | dime
head | head
head | tail
tail | head
tail | tail
If each single outcome is equally likely and there are 4 options , then all outcomes has a probability of 1/4 = 0.25 or 25%. The probability of getting one head and one tail is 50% because it's obtained by two outcomes.
The standard deviation is the average distance of each score in a distribution from the
What is the first step in solving 4x -3 = 9
Flip a fair coin 25 times. what is the size of the sample space? that is, how many different sequences of heads and tails are possible? what is the probability of each one of those possible outcomes?
What is the product? (X-3)(2x^2-5x+1)
Answer:
[tex]2x^3-11x^2+16x-3[/tex]
Step-by-step explanation:
We have been given an expression [tex](x-3)(2x^2-5x+1)[/tex]. We are asked to find the product of our given expression.
Upon using distributive property, we will get:
[tex]x(2x^2-5x+1)-3(2x^2-5x+1)[/tex]
[tex]x*2x^2-x*5x+x*1-3*2x^2-3*-5x-3*1[/tex]
[tex]2x^3-5x^2+x-6x^2+15x-3[/tex]
Upon combining like terms, we will get:
[tex]2x^3-5x^2-6x^2+15x+x-3[/tex]
[tex]2x^3-11x^2+16x-3[/tex]
Therefore, the product of our given expression would be [tex]2x^3-11x^2+16x-3[/tex].
What is the units digit of 8 to the 97th? (no using a calculator)
8 divided by 97 equals 0.082
I stopped after getting the 2, so not sure what the next number would've been
( I didn't use a calculator)
The product of 9 and a number t
prove that triangle with side lengths of x^2-1, 2x, x^2+1 is a right triangle.
pls include full proof tysm!!
A triangle with sides of lengths x^2-1, 2x, and x^2+1 is a right triangle as confirmed by the Pythagorean theorem. By squaring these lengths and simplifying the resulting equation, it's shown that the squares of the lengths of the two shorter sides sum up to the square of the length of the longest side.
Explanation:To prove that a triangle with sides of lengths x^2-1, 2x, and x^2+1 is a right triangle, we can apply the Pythagorean theorem, which states that in a right triangle, the square of the length of the hypotenuse (the side opposite the right angle) is equal to the sum of the squares of the lengths of the other two sides. Therefore, if x^2-1 and 2x are two sides of the triangle and x^2+1 is the hypotenuse, then the equation becomes:
(x^2-1)^2 + (2x)^2 = (x^2+1)^2
If this equation is true, then we have a right triangle. Let's simplify the equation:
x^4 - 2x^2 + 1 + 4x^2 = x^4 + 2x^2 + 1
After simplifying, we get that 2x^2 equals 2x^2, which confirms that we indeed have a right triangle.
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Simplify x + 15 - 4.
Answer:
[tex]x+11[/tex]
Step-by-step explanation:
In order to simplify this:
[tex]x+15-4[/tex]
You just need to substract like terms:
[tex]15-4=11[/tex]
Hence, the simplified is expression is:
[tex]x+11[/tex]
This represents a line which intercepts with the y-axis at 11 and with the x-axis at -11. I attached you the graph.
The simplified form of the expression is x + 11.
How do we simplify the expression?To simplify the expression "x + 15 - 4", you just need to do the addition and subtraction operation:
x + 15 - 4 = x + 11
Simplifying an expression means to make it as easy to understand as possible. This can involve combining like terms, removing unnecessary parentheses, and using the distributive property.
In the expression x + 15 - 4, the like terms are x and 15. These terms can be combined to give x + 11. The parentheses around the 15 are unnecessary, so they can be removed. The simplified expression is x + 11.
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you have exactly $120 to spend on new school clothes, including 6% sales tax. What is the most that the clothes themselves can cost?
Prove that the eigenvalues of a matrix squared are greater than the matrix eigenvalues
If m = 4 and n = 4, then m = n What property is this?
9/4x-1/2y=-3 in x and y intercepts
Answer: 4(y/2 - 3)/9
hope this helps
Solve the system using elimination. 5x = –25 + 5y 10y = 42 + 2x
To solve the given system of equations using elimination, multiply the first equation by 2 to make the coefficients of 'x' the same in both equations. Then solve for 'x' and substitute the value into the first equation to solve for 'y'. The solution is x = -8 and y = -11.
Explanation:To solve the given system of equations using elimination, first multiply the first equation by 2 to make the coefficients of 'x' the same in both equations.
10x = -50 + 10y
Next, subtract the equation obtained in step 1 from the second equation.
10y = 42 + 2x - (-50 + 10y)
Simplify the equation and solve for 'x'.
x = -8
Substitute the value of 'x' into the first equation to solve for 'y'.
5(-8) = -25 + 5y
y = -11
Therefore, the solution to the system of equations is x = -8 and y = -11.
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If point a is located at (-12,6) on a coordinate plane, and point b is located at (4,6) what is the distance between the two points
The distance between point A at (-12, 6) and point B at (4, 6) is 16 units according to the distance formula for a coordinate plane.
Explanation:The question is asking for the distance between two points on a coordinate plane. To solve this, we use the distance formula for a coordinate plane which is D = sqrt((X2-X1)^2 + (Y2-Y1)^2), where X1, Y1 and X2, Y2 are the coordinates of the two points. In this case, both Y coordinates are the same (6), which makes the calculation simpler.
In this case, point A is at (-12, 6) and point B is at (4, 6). Subtracting the x-coordinates of A and B, (-12 - 4), we get -16, but we square this to get a positive result, which gives us 256. Since the y-coordinates are the same, the part of the equation dealing with them results in 0. So, the distance D is then the square root of 256, which is 16 units.
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Simplify.
73+3(23−13)2
The value of the given expression is 133.
What is simplification?Simplification involves taking complicated mathematical expressions and simplifying them. Numbers (constants), variables, operations, functions, brackets, punctuation, and grouping can all be represented by mathematical symbols, which can also be used to indicate the logical syntax's order of operations and other features.
Given expression 73+3(23−13)2 is termed as E and will be solved as below:-
Use the concept of PEMDAS. Here, the PEMDAS rule means for the Parenthesis, Exponent, Multiplication, Division, Addition, and Subtraction. This rule is used to solve the equation in a proper and correct manner.
E = 73+3(23−13)2
E = 73 + 3 ( 10 ) 2
E = 73 + 6 ( 10 )
E = 73 + 60
E = 133
Therefore, the value of the given expression is 133.
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If ax-a>2a and x-1<-2
The store sold fewer blue jeans after the new pants became popular
Month Sales
1 7360
2 3680
3 1840
4 920
5 ?
Predict the number of sales in month 5
7360/3680 = 2
3680/1840 = 2
920/2= 460
month 5 sales will be 460
Insert parentheses so that the expression has a value of 67: 3×5+6×2+1
If a trend line has a slope of -3, what is true about the data? Select all that apply.
Both sets of data are increasing.
One set of data is increasing, while one is decreasing.
The data is going up from left to right.
The data is going down from left to right.
A tennis ball has a radius of 3.4 cm. What volume of this cylinder is empty?
Answer:
Thanks to point
ok nerd