which equation could represent transformation of a vertical shift of up seven units, a horizontal shift of three units right and a vertical compression of 1/4

Which choice represents the sample space ,s for this event

Joanie watched 1 out of three of a movie in the morning

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.