A survey of 400 randomly selected homes from a large city with over 30,000 homes showed that 16 of the sampled homes didn't have a television. Based on this sample, which of the following is a 95% confidence interval for the proportion of homes in this city that don't have a television?

If you answer right ill give brainliest, : )

An air conditioning system can circulate 350 cubic feet of air per minute. how many cubic yards of air can it circulate per minute?

Answer asap ill give ! ’ a sample of radioactive material decays over time. the number of grams, y , of the material remaining x days after the sample is discovered is given by the equation y = 10(0.5)^x. what does the number 10 represents in the equation? a. the half-life of the radioactive material, in days b. the amount of the sample, in grams, that decays each day c. the time, in days, it will take for the samples to decay completely d. the size of the sample, in grams, at the time the material was discovered