Idon’t understand this and it’s due tomorrow. pls

G(x) = 2 sin(2x - π) + 4. using complete sentences, explain how to find the minimum value for the function.

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.

Me because some of question i don’t understand