15. A researcher believes that students do better on a reading test when hearing a constant background sound. She divides a group of students into three random groups, has them read a passage (with different background sounds), and then gives them a test. The following are her results: Constant Sound 7 10 9. 4 8 Random Sound 6. 8. 7 2 4 1 No Sound 2 4 8 3 4 2 Can she say that there is a significant difference between any of the types of sounds?

Q: (e) lim f(x) does not exist. (lim F = 00 is a valid limit) lim Sina =DNE

A: our objective is to find some examples and draw it

Q: Please show steps on how to solve for the answer and which points to follow in the graph.

A: To find point of discontinuity from the graph we have to find where the graph has a cut. In simple…

Q: phantom ship has a number lock that con by solving the given equation. Help the mu in opening it. +…

A:

Q: Solve for x without using a calculator

A:

Q: 2. Sx/x – 1dx

A:

Q: Please show every step. Also, set up as an equation where you are solving for “X”.

A:

Q: Could you also solve (d) please

A:

Q: X-X-30-0

A: x2 – x – 30 = 0Solve by completing the square.

Q: 29.5x + 7y = 14

A: y=mx+b ; where 'm' is the slope and 'b' is the y-intercept.

Q: Please solve (b)

A: Given

Q: The amount of military spending M (in biliions of dollars) in the U.S. during year t is given…

A: Given:The amount of military spending M in the U.S. during year t is givenapproximately…

Q: x+2x-3 =0

A: It is given that,        x23+2x13-3=0we have to find the value of x.

Q: Solve: х? — 7х — -12 O x = -3, 4 O x = – ¤ = — 4, 3 х —D — 4, — 3 %3D Ox = 3, 4

A: The given quadratic equation is: x2-7x=-12

Q: Jack's mother gave him 505050 chocolates to give to his friends at his birthday party. He gave 333…

A: Jack's mother gave him 505050 chocolates to give to his friends at his birthday party. He gave 333…

Q: Plot your own 2 points and make an equation thank you

A: Given query is to find the equation of the line.

Q: Why do we make the equation =0 to begin with?

A:

Q: idee if Differentiate implicitly to find p²+p+ 6x=40

A: Given: We have to differentiate implicitly to find

Q: What is this quadratic in vertex form? Please show solving steps

A:

Q: 4. What is the place value of digit 4 in 4235six ? 5. In the base 16 system, the Hindu Arabic Number…

A: 4. The given number is 4235six.

Q: Twenty people row a distance of 5000 meters in their individual canoes. The average length of time…

A: Given that There is a twenty people line who's distance is 5000 meters. The average length of the…

Matrices

‘Matrices’ is the plural form of the word matrix, and it is basically a spreadsheet in the form of a box. In mathematics, various functions can be carried out with matrices. Generally, a matrix comes in the shape of a square or rectangle. The elements are distributed horizontally in the form of rows, and vertically in the form of columns.