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MATH SOLVE
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Suppose that 44% of all Americans approve of the job the president is doing. The most recent Gallup poll consisted of a random sample of 1400 American adults.A) What is the mean of the sampling distribution?B) What is the standard deviation of the sampling distribution?C) Describe the normal approximation for this sampling distribution.D) What is the probability that the Gallup poll will come up with a proportion within 3 percentage points of the true 44%?
General
2 months ago
in the diagram, the areas of ADC and DCB are in a ratio of 3:4. what are the coordinates of point C
General
2 months ago
The circumference of a circle is divided into twelve equal arcs. The measure of each arc is degrees.
General
2 months ago
Please helpppp now 99 pointsThe table below represents a linear function f(x) and the equation represents a function g(x):x f(x)−1 −150 −101 −5g(x)g(x) = 2x + 8Part A: Write a sentence to compare the slope of the two functions and show the steps you used to determine the slope of f(x) and g(x). (6 points)Part B: Which function has a greater y-intercept? Justify your answer. (4 points)
General
2 months ago
The radius of a sphere is 6 inches. Find the length of a chord connecting two perpendicular radii. x = inches
General
2 months ago
Jen Butler has been pricing speed pass train fares for a group trip to new york. three adult and four children must pay $122. two adults and three children must pay $87. find the price of the adult ticket and the price of the child
General
2 months ago
Is the system of equations is consistent, consistent and coincident, or inconsistent?y=−3x+12y=−6x+2Select the correct answer from the drop-down menu.
General
2 months ago
Which of the following is a logarithmic function? A. Y=0.25X B. Y=x^0.25 c.y=log25^x d.y=(0.25)^x
General
2 months ago
The condition proves that triangle ABC and triangle EFG are congruent by the SAS criterion. If AB does not equal EF the criterion for congruency is violated. In this situation angle C angle G
General
2 months ago
Denise and Stacey went to a carnival. The admission fee was $6 per person. Each ride at the carnival costs c dollars. The game booths charged g dollars for each game. Both Denise and Stacey went on 7 rides each. Stacey played 3 games, while Denise played 2 games. Which expression represents the total amount of money that Denise and Stacey spent at the carnival? 7c + 5g + 6 7c + 5g + 12 14c + 5g + 6 14c + 5g + 12
General
2 months ago
Kelen wants to open a toy store. He buys the leftover stock of a store going out of business. He opens the boxes and counts the toys. There are 10 Nnedi action figures, 25 Ramez action figures, and 60 Slimeball action figures. Based on the graph, how should he set his prices? A. Kelen should start with the same price for all action figures.B Nnedi action figures should be $10, Ramez $35, and Slimeball $50. C. Nnedi action figures should be $42, Ramez $30, and Slimeball $10. D.Nnedi action figures should be $60, Ramez $35, and Slimeball $1.
General
2 months ago
What are the sine, cosine, and tangent of 5 pi over 4 radians? sin θ = square root 2 over 2; cos θ = negative square root 2 over 2; tan θ = −1 sin θ = negative square root 2 over 2; cos θ = negative square root 2 over 2; tan θ = 1 sin θ = square root 2 over 2; cos θ = negative square root 2 over 2; tan θ = 1 sin θ = negative square root 2 over 2; cos θ = square root 2 over 2; tan θ = −1
General
2 months ago
If triangles ABC and XYZ are in perspective, name or describe the points that must be collinear according to the Desargues’ theorem.a.AB and XZ, AC and XY, BC and YZc.AB and BC, AC and XZ, BC and YZb.AB and XY, AC and XZ, BC and YZd.AB and XY, AC and XY, BC and YZ
General
2 months ago
3 roads, a, b, andc. b is three times longer thana. c is twice as long andb. draw the roads. what fraction of the total length of the roads is the length of a? if road b is 7 miles longer than road a, what is the length of road c?
General
2 months ago
Evaluate the definite integral. 1/4 csc(2πt) cot(2πt) dt 1/12
General
2 months ago
Which side lengths represent the sides of a right triangle? A) 2, 3, 5 B) 7, 24, 25 C) 7, 23, 25 D) 12, 16, 21
General
2 months ago
Which of the following is a solution of x2 + 2x = −2?
General
2 months ago
Maya has a lot of 50% sugar syrup. Genna has 20 quarts of a 20% sugar syrup. The girls want to use all Genna’s syrup and some of Maya’s syrup to make a 40% sugar syrup. How much of Maya’s syrup should they use?
General
2 months ago
use the substitution method to solve the system of equations. choose the correct ordered pair | y = 4x - 2 | y = x + 13
General
2 months ago
Presley is organizing the school book sale. Each stall will have 40 books on the shelf and 2 boxes of books with b books inside. Presley also has 200 books in inventory to refill the shelves as books sell. This situation can be written as the following expression: 40s + (2b)s + 200 How many books should Presley have ready if she plans to open 8 stalls and have 12 books in each box? A) 520 B) 712 C) 820 D) 1,622
General
2 months ago
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