How does the risk of needing insurance impact the cost of premiums? O A. In some cases, higher risk results in lower costs. B. Higher risk always results in lower costs. C. Higher risk always results in higher costs. In some cases, higher risk results in higher costs.

In a survey of 1015 adults, a polling agency asked, "when you retire, do you think you will have enough money to live comfortably or not. of the 1015 surveyed, 534 stated that they were worried about having enough money to live comfortably in retirement. construct a 90% confidence interval for the proportion of adults who are worried about having enough money to live comfortably in retirement.

If a runner who runs at a constant speed of p miles per hour runs a mile in exactly p minutes what is the integer closest to the value p

A+b= 17, ab=70, find the value of |a-b|