Starting salaries of 125 college graduates who have taken a statistics course have a mean of $42,788 and a standard deviation of $10,853. using a 0.96 degree of confidence, find both of the following: a. the margin of error e: b. the confidence interval for the mean μ: < μ <

What is the equation of the following graph in vertex form? parabolic function going down from the left through the point zero comma twelve and through the point two comma zero and turning at the point four comma negative four and going up through the point six comma zero and continuing towards infinity courtesy of texas instruments a: y = (x − 4)2 − 4 b: y = (x + 4)2 − 4 c: y = (x + 2)2 + 6 d: y = (x + 2)2 + 12

A. 90 degrees b. 45 degrees c. 30 degrees d. 120 degrees

Pls if a cow has a mass of 9×10^2 kilograms, and a blue whale has a mass of 1.8×10^5 kilograms, which of these statements is true?