Which is a valid prediction about the continuous function f(x)? f(x) ? 0 over the interval [5, f(x) ? 0 over the interval [–1, f(x) > 0 over the interval (–? , 1). f(x) < 0 over the interval (–? . –1)

10% of 1,900,000. show me how you got the answer

Aefg - almn. find the ratio of aefg to almn. a)1: 4 b)1: 2 c)2.1 d)4: 1

According to a study conducted in 2015, 18% of shoppers said that they prefer to buy generic instead of name-brand products. suppose that in a recent sample of 1500 shoppers, 315 stated that they prefer to buy generic instead of name-brand products. at a 5% significance level, can you conclude that the proportion of all shoppers who currently prefer to buy generic instead of name-brand products is higher than .18? use both the p-value and the critical-value approaches.