I need help with my whole quiz but i will just start with this one plz helpp!!!I I WILL MARK BRAINLEST TO WHO EVER GETS IT RIGHT

The contents of 3838 cans of coke have a mean of x¯¯¯=12.15x¯=12.15. assume the contents of cans of coke have a normal distribution with standard deviation of σ=0.12.σ=0.12. find the value of the test statistic zz for the claim that the population mean is μ=12.μ=12.

!! 10 ! a westbound jet leaves central airport traveling 635 miles per hour. at the same time, an eastbound plane departs at 325 miles per hour. in how many hours will the planes be 1900 miles apart?

The square pyramid has a volume of 441 cubic inches. what is the value of x? 1/7x is the height x is the base