U={a, b,c, d,e, f,g, h}
a={c, f,h}
b={a, f,h}
c={a, b,d, e,g}
find set (anb)u(anc)

Free 100 points to whoever says “oof the porridges” if it’s not exact, your answer will be reported, first person gets brainliest

If there are 12 moths and some have 31 days and others have 30 days how many have 28 days?

Select the margin of error that corresponds to the sample mean that corresponds to each population: a population mean of 360, a standard deviation of 4, and a margin of error of 2.5%