Find the mean for each set of data, weights of cats at a pet store in pounds: 5,4,10,7,6

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.

How many grams the dog will eat in 3 days?

The roots of the function f(x) = x2 – 2x – 3 are shown. what is the missing number?