The demand and supply equations of a good are given by 4p=-Qd + 240. 5p=Qs+30 determine the equilibrium price and quantity

Assume that 1400 births are randomly selected and 1378 of the births are girls. use subjective judgment to describe the number of girls as significantly high, significantly low, or neither significantly low nor significantly high. choose the correct answer below. a. the number of girls is neither significantly low nor significantly high. b. the number of girls is significantly high. c. the number of girls is significantly low. d. it is impossible to make a judgment with the given information.

Customers are used to evaluate preliminary product designs. in the past, 93% of highly successful products received good reviews, 51% of moderately successful products received good reviews, and 14% of poor products received good reviews. in addition, 40% of products have been highly successful, 35% have been moderately successful and 25% have been poor products. round your answers to four decimal places (e.g. 98.) what is the probability that a product attains a good review? (b) if a new design attains a good review, what is the probability that it will be a highly successful product? (c) if a product does not attain a good review, what is the probability that it will be a highly successful product?

Factor the polynomial 3x4 – 2x2 + 15x2 - 10 by grouping. which product is the factored form of the polynomial? (x2 - 5)(3x2 + 2) o (22 – 2)(3x2 + 5) (22 + 5)(3x2 – 2) 0 (372 - 5)(2+2)