A 95% confidence interval for a population mean was reported to be 152 to 160. If the population standard deviation is equal to 15, what sample size was used in this study

Which point is a solution to y s 4x + 5?

Find the condition that the zeros of the polynomial f(x) = x^3+3px^2+3px+r may be in a.p.

The ivring berlin learning center would like a possible net profit of $650,000 on its new resource manual it sells to schools. the fixed costs for producing the manual are $780,000 and the variable cost per package is $19.85. if the estimated unit sales are 1,250,000 units, what selling price unit should the ivring berlin learning center try?