stonyhillfourcorners
Calculators
General
Algebra
Geometry
Coordinate-geometry
Statistics
Calculus
Qna
Math
stonyhillfourcorners
stonyhillfourcorners
Home
General
Algebra
Geometry
Coordinate-geometry
Statistics
Calculus
Qna
Math
MATH SOLVE
Home
Color-blindness is any abnormality of the color vision system that causes a person to see colors differently than most people, or to have difficulty distinguishing among certain colors (www.visionrx.com).Color-blindness is gender-based, with the majority of sufferers being males.Roughly 8% of white males have some form of colorblindness, while the incidence among white females is only 1%.A random sample of 20 white males and 40 white females was chosen.LetXbe the number of males (out of the 20) who are color-blind.LetYbe the number of females (out of the 40) who are color-blind.LetZbe the total number of color-blind individuals in the sample (males and females together).Which of the following is true about the random variables X, Y, and Z?X is binomial with n = 20 and p = .08.Y is binomial with n = 40 and p = .01.Z is not binomial.All of the above are true.Only (A) and (B) are true.What is the probability that exactly 2 of the 20 males are color-blind? (Note: Some answers are rounded.).08.2711.0143.5422.0159
General
4 months ago
Sebastian saved money in his piggy bank. He kept track on how much money he saved at the end of each week on the line graph below.How much money had Sebastian saved by the end of seven weeks?
General
4 months ago
The position function of a particle in rectilinear motion is given by s(t) s(t) = t3 - 9t2 + 24t + 1 for t ≥ 0 with t measured in seconds and s(t) measured in feet. Find the position and acceleration of the particle at the instant when the particle reverses direction. Include units in your answer.
General
4 months ago
the volume V of a gas at a constant temperature varies inversely with the pressure P. when the volume is 100 cubic inches the pressure is 25 pounds per square inch. what is the pressure when the volume is 125 cubic inches
General
4 months ago
The string is 120 feet long and stretched taut. The kite string makes an angle of 70° with the ground. How high above the ground is the kite flying. Show Your Work
General
4 months ago
A warehouse worker moved 108 pallets in 4.5 hours. In minutes, what is the rate to move one pallet? The worker will be off the clock in 2 hours. How many pallets can he move before quitting time?
General
4 months ago
Choose an equation that when paired with the equation below, will create a system of equations with infinitely many solutions, one solution, or no solutions.
General
4 months ago
Common factors of 16a and 20ab.
General
4 months ago
A jar contains 2 sugar cookies, 5 peanut butter cookies, and 3 chocolate chip cookies.What is the probability of randomly choosing a sugar cookie, not replacing it, and then choosing a peanut butter cookie?
General
4 months ago
Please help me quickly, the first person who answers gets brainlest (My answer that's picked I feel like is wrong)
General
4 months ago
Please help me i need help this is some of my summer school thank you
General
4 months ago
Translate into algebraic expression:If Kevin makes c toys in m minutes, how many toys can he make per hour?
General
4 months ago
A new movie is released each year for 8 years to go along with a popular book series. Each movie is 5 minutes longer than the last to go along with a plot twist. The first movie is 75 minutes long. Use an arithmetic series formula to determine the total length of all 8 movies.
General
4 months ago
Find the tan θ when sin θ= -cos θ and θ is in quadrant IV
General
4 months ago
Scarlett is designing a package for a candy her company makes. She has cut several cardboard equilateral triangles, squares, rectangles, and regular pentagons to try out her ideas for the package. Which 3-D figure and combination of shapes can Scarlett use? Equilateral triangle prism with one triangle and three rectangles Pentagonal prism with one pentagon and five rectangles Rectangular prism with four rectangles Square prism with six squares
General
4 months ago
Identify the values of a, b, and c.a=b=C=Given y = (2x + 3)? choose the standard form ofthe given quadratic equation0 = 25x20 = 4x2 +90 = 4x2 + 10x + 6✓ 0 = 4x2 + 12x + 9COMPLETERETRY
General
4 months ago
Which of the following is not equal to the other values? cos31.7° cos211.7° cos328.3° cos(-391.7°)
General
4 months ago
Angle θ is in standard position. If (8, -15) is on the terminal ray of angle θ, find the values of the trigonometric functions.
General
4 months ago
Matrices X and Y both measure 2x2 and are inverses of each other. Which matrix represents their product?
General
4 months ago
The sum of one third a number and 4 is at the most the sum of twice that number and 12
General
4 months ago
Previous
1
2
3
4
5
6
7
8
9
10
11
12
13
Next