In Ontario, chemical accidents account for 1 in 5 workplace accidents. In Que- bec, out of a sample of 2,348 workplace accidents, 438 were of chemical type. Can we conclude that the proportion of chemical accidents in Quebec is lower than in Ontario? Use a significance level of 3%.

Q: Lamont walks the 15 meters from the front door of his house to his car at a constant rate of speed.…

A:

Q: Wendy was traveling from Baltimore, MD to Cleveland, OH. For the first 2 3/4 hours of her trip she…

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Q: Elvira and aletheia live 3.1 miles apart on the same street. They are in a study group that meets at…

A: Ginen:   Elvira and aletheia live 3.1 miles apart on the same street. They are in a study group…

Q: Find P- hat and q - hat n = 66 and X = 21 Round your answer to three decimal places

A: Answer:- Given, n = 66 and x = 21  Using formula,  The proportion of success in a sample is ,  P-hat…

Q: A carpenter's enterprise produces tables and chairs. For the construction of a table, 30 meters of…

A: Given A carpenter's enterprise produces tables and chairs. For the construction of a table, 30…

Q: Solve for S2 within using the following: x=27.8; s²= 7.56; N₁ = 1 x₂ = 21.8; s²= 2.92; N₁ = 4 2 x =…

A: Given x¯1=27.8, s12=7.56, N1=4 x¯2=21.8, s22=2.92, N2=4 x¯3=33.5, s32=5.66, N3=4

Q: A biologist has two brine solutions, one containing 4% salt and another containing 20% salt. How…

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Q: A sweet and sour pork recipe calls for 10 pounds of pork tenderloin, yielding 30 servings, 8 ounces…

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Q: After using his car for almost a year, Pedro observed that the cost of fuel is equal to the square…

A: Given, Cost of fuel = (running speed)2 Let the running speed be, v, and the cost of fuel be C. C =…

Q: ー Hx %3D

A: 9x2 = 4x => 9x2 - 4x = 0 => x(9x - 4) = 0

Q: can you show more work

A: Solution: Given information is The ratio of water to cleaner is 5 : 1 Amount of mixed cleaner = 1…

Q: Hubert's job is to shovel 3/4 of the driveway whenever it snows. If he gets 1/3 of the driveway…

A: He gets 1/3 of the driveway shoveled right after the snow stops, and does another 1/4 of the…

Q: You are designing a fenced-in area in your yard. You have a maximum 50 meters north-south where you…

A: It is given that you have a total of 250 meters of fence and you have a maximum 50 meters…

Q: cistern contains 50 gallons of brine with 10 pounds of salt. Another brine solution containing 2…

A: To calculate the amount of salt in the cistern after t minutes.

Equations and Inequations

Equations and inequalities describe the relationship between two mathematical expressions.

Linear Functions

A linear function can just be a constant, or it can be the constant multiplied with the variable like x or y. If the variables are of the form, x2, x1/2 or y2 it is not linear. The exponent over the variables should always be 1.