What is the dilemma of using a sample mean? It is not likely the population mean. It can never be used with 100% certainty. It is likely the population mean. It can never be used with 100% certainty. There is no difference between a sample mean and population mean. It is likely the population mean. It can be used with 100% certainty.

Xto the second power plus 14x plus 48. what are the factors? we are doing factoring trinomials with a=1

An optical inspection system is used to distinguish among different part types. the probability of a correct classification of any part is 0.92. suppose that three parts are inspected and that the classifications are independent. let the random variable x denote the number of parts that are correctly classified. determine the probability mass function of x. round your answers to four decimal places (e. g. 98.7654). x f(x) 0 1 2 3

What are the solutions of the equation? 6x^2 + 11x + 4 = 0 a. 4/3, 1/2 b. -4/3, -1/2 c. 4/3, -1/2 d. -4/3, 1/2