The proportion of iphone users over other smart phones is said to be​ 42%. We believe the propotion may be greater. Determine the sample size needed to test this claim using alpha​ = 0.05, beta​ = 0.05, and the maximum error we will allow is 0.10. A.
322
B.
379
C.
504
D.
269

Name the most appropriate metric unit for each measurement like the mass of cow

Sanya noticed that the temperature was falling at a steady rate of 1.4 degrees every hour from the time that she first checked her outdoor thermometer. by 6 a.m., the temperature had fallen 21 degrees. which expression can you use to find how many hours earlier she had first checked the thermometer?

The table below represents a linear function f(x) and the equation represents a function g(x): x f(x) −1 −5 0 −1 1 3 g(x) g(x) = 2x − 7 part a: write a sentence to compare the slope of the two functions and show the steps you used to determine the slope of f(x) and g(x). (6 points) part b: which function has a greater y-intercept? justify your answer. (4 points)