Title: Third Partial Exam
Course: 2025 Probabilidad y Estadística

Feedback shared by this category's questions, if right: Su respuesta es correcta.
Feedback shared by this category's questions, if partly right: Su respuesta es parcialmente correcta.
Feedback shared by this category's questions, if wrong: Su respuesta es incorrecta.

Q: Find the slope of the line through P(-4, -3) and Q(3, 4).

​
- m = -4 (Incorrect)
- m = 1 (Correct)
- m = 2 (Incorrect)
- m = 4 (Incorrect)
- m = 7 (Incorrect)
A: m = 1

Q: Find the slope of the line through P(-8, 6) and Q(-7, 11).

​
- m = 4 (Incorrect)
- m = 7 (Incorrect)
- m = 6 (Incorrect)
- m = 3 (Incorrect)
- m = 5 (Correct)
A: m = 5

Q: Determine the slope of the line which is sketched below.

​

[Image]

​
- m = -9 (Incorrect)
- m = -3 (Incorrect)
- m = 2 (Incorrect)
- m = -1 (Incorrect)
- m = -4 (Correct)
A: m = -4

Q: Determine the correct sketch of the line through (3, -14) with a slope of 7.

​
- [Image] (Incorrect)
- [Image] (Correct)
- [Image] (Incorrect)
- [Image] (Incorrect)
- [Image] (Incorrect)
A: [Image]

Q: If the slope of a line is m = [Image] , then the change in the run is 8.
- True
- False
A: False

Q: If the slope of a line is m = [Image], then the change in the run is 5.
- True
- False
A: True

Q: Given the graph below, find the rise over run between any two points.

[Image]

​
- -5 (Correct)
- 2 (Incorrect)
- 5 (Incorrect)
- [Image] (Incorrect)
- [Image] (Incorrect)
A: -5

Q: Estimate the slope of the line from the graph.

[Image]
- 3 (Incorrect)
- [Image] (Incorrect)
- [Image] (Incorrect)
- [Image] (Incorrect)
- 6 (Correct)
A: 6

Q: Sketch the line passing through the point (3, 4) with the slope [Image].
- [Image] (Incorrect)
- [Image] (Incorrect)
- [Image] (Incorrect)
- [Image] (Correct)
- [Image] (Incorrect)
A: [Image]

Q: Find the slope of the line passing through the pair of points.

[Image]
- [Image] [Image] (Incorrect)
- [Image] [Image] (Correct)
- [Image] [Image] (Incorrect)
- 0 (Incorrect)
- [Image] [Image] (Incorrect)
A: [Image] [Image]

Q: Find the slope of the line passing through the points [Image]and [Image].
- 63 (Incorrect)
- [Image]21 (Incorrect)
- 42 (Correct)
- 21 (Incorrect)
- [Image]42 (Incorrect)
A: 42

Q: If a line has slope [Image] and passes through the point [Image], through which of the following points does the line also pass?
- [Image] (Correct)
- [Image] (Incorrect)
- [Image] (Incorrect)
- [Image] (Incorrect)
- [Image] (Incorrect)
A: [Image]

Q: A moving conveyor is built to rise 5 meters for every 7 meters of horizontal change. Find the slope of the conveyor.
- 0 (Incorrect)
- [Image] (Correct)
- [Image] (Incorrect)
- [Image] (Incorrect)
- [Image] (Incorrect)
A: [Image]

Q: A moving conveyor is built to rise 1 meter for every 5 meters of horizontal change. Suppose the conveyor runs between two floors in a factory. Find the length of the conveyor if the vertical distance between floors is 10 meters. Round your answer to the nearest meter.
- 61 meters (Incorrect)
- 39 meters (Incorrect)
- 51 meters (Correct)
- 50 meters (Incorrect)
- 41 meters (Incorrect)
A: 51 meters

Q: Find the common slope (if any) of the lines perpendicular to line AB.

A(1, -3), B(-6, -8)
- m_ [Image] = [Image]
- m_ [Image] = - [Image]
- m_ [Image] = - [Image]
- m_ [Image] = [Image]
A: m_ [Image] = - [Image]

Q: Find the common slope (if any) of the lines perpendicular to line AB.

A(-5, -6), B(2, 6)
- m_ [Image] = - [Image]
- m_ [Image] = [Image]
- m_ [Image] = - [Image]
- m_ [Image] = [Image]
A: m_ [Image] = - [Image]

Q: Find the common slope (if any) of the lines perpendicular to line AB.

A(7, -6), B(7, 4)
- m_ [Image] = - [Image]
- m_ [Image] is undefined.
- m_ [Image] = - [Image]
- m_ [Image] = 0
A: m_ [Image] = 0

Q: Plot the points and find the slope (if any) of the line they determine.

A(4, 1), B(-6, 1)
- m is undefined. [Image]
- m = 0 [Image]
- m = 0 [Image]
- m is undefined. [Image]
A: m = 0 [Image]

Q: Find the common slope (if any) of the lines perpendicular to line AB.

A(7, 4), B(4, 4)
- m_ [Image] = 0
- m_ [Image] = - [Image]
- m_ [Image] = - [Image]
- m_ [Image] is undefined.
A: m_ [Image] is undefined.

Q: Plot the points and find the slope (if any) of the line they determine.

A(-9, -2), B(-9, -4)
- m = 0 [Image]
- m = 0 [Image]
- m is undefined. [Image]
- m is undefined. [Image]
A: m is undefined. [Image]

Q: A particle moves from A to B in the coordinate plane. Find the increments Δx and Δy in the particle's coordinates.

A(-5, -2), B(1, 11)
- [Image]x = -3; [Image]y = -10
- [Image]x = -3; [Image]y = -13
- [Image]x = 6; [Image]y = 13
- [Image]x = -16; [Image]y = -3
A: [Image]x = 6; [Image]y = 13

Q: A particle moves from A to B in the coordinate plane. Find the increments Δx and Δy in the particle's coordinates.

A(5, -2), B(7, -6)
- [Image]x = 2; [Image]y = -4
- [Image]x = 11; [Image]y = -9
- [Image]x = 7; [Image]y = 13
- [Image]x = 7; [Image]y = 4
A: [Image]x = 2; [Image]y = -4

Q: All HTML documents begin with <html> and end with </html>
- Verdadero
- Falso
A: Verdadero

Q: The visible part of the HTML document is between <head> and </head>
- Verdadero
- Falso
A: Falso

Q: What is this doing?
<!-- Write here -->
- It's a comment tag
- Is where the main body of the document should start
- It's asking you to add some text
- Nothing, that code is wrong
- Add text to the Tab of the webpage
A: It's a comment tag

Q: What is the difference between these:

<h1>Heading 1</h1>

<h2>Heading 2</h2>

<h3>Heading 3</h3>
- The number
- Nothing
- The color
- The font
- The size
A: The size

Q: The tag for inserting an image does not close
- Verdadero
- Falso
A: Verdadero

Q: A link has to be text. A link can't be an image
- Verdadero
- Falso
A: Falso

Q: Select the correct code for inserting an image
- <img="img_girl" alt="Girl in a jacket" width="500" height="600"></img>
- <img src="img_girl.jpg" alt="Girl in a jacket" width="500" height="600">
- <src=img_girl.jpg text="Girl in a jacket" width="500" height="600">
- <img src="img_girl.jpg">< alt="Girl in a jacket" width="500" height="600"></img></alt>
- <Image "my image.jpg"></image>
A: <img src="img_girl.jpg" alt="Girl in a jacket" width="500" height="600">

Q: What is the Hexadecimal value of color R:2 G:49 B:62?

Remember this numbers always start with the symbol "#", they don't use comas or anything else.
A: #057D9F

Q: Cover the color #CF56AA to binary.

Write it with a coma between each value number as each value represents a different color. (Example: 1001, 110001, 1)
A: 1010001, 100010, 1000011

Q: Cover the color #093101 to Decimal.

Write it with a coma between each value number as each value represents a different color. (Example: 15, 31, 2)
A: 9, 49, 1 / 9, 49,1 / 9,49, 1 / 9,49,1

Q: Cover the color #093101 to Decimal.

Write it with a coma between each value number as each value represents a different color. (Example: 15, 31, 2)
A: 9, 49, 1