The Ball Corporation's beverage can manufacturing plant in Fort Atkinson, Wisconsin, uses a metal supplier that provides metal with a known thickness standard deviation σ = .000742 mm. Assume a random sample of 48 sheets of metal resulted in an x⎯⎯ = .2731 mm. Calculate the 95 percent confidence interval for the true mean metal thickness

If lmn=xyz, which congruences are true by cpctc? check all that apply

The sat and act tests use very different grading scales. the sat math scores follow a normal distribution with mean 518 and standard deviation of 118. the act math scores follow a normal distribution with mean 20.7 and standard deviation of 5. suppose regan scores a 754 on the math portion of the sat. how much would her sister veronica need to score on the math portion of the act to meet or beat regan's score?

It says factor each expression 49x-28?