In an ecological study, the sampling mean proportion is 0.28 and the sample size is 50. a) What is the margin of error with a confidence level of 95%?
The solution to a system of two linear equations is (4, -3). One equation has a slope of 4. The slope of the other line is the negative reciprocal of the slope of the first. The system described above is represented by the following equations: y --X-2 y - 4x - 19 Please select the best answer from the choices provided
I think it’s 76 because I added it that’s a way i solved it but you can also multiple it by 1 and it will give the the same answer
Answer:
Step-by-step explanation:
acid=16.5 % of 348
=0.165×348
≈57.4 ml
His total would be 58.50 then you multiply by .25 percent then you take 14.63 and subtract that from the total and you get 43.87
