In a study of 62 households, the total weight (in pounds) of garbage discarded in one week and the household size were recorded. The regression equation was found to be û = 0.445 + 0.119x, where x represents the total weight of discarded garbage. What is the predicted number of people in a household that discards
50 lb of garbage?
A. 22.4
B. 112
C. 6.40
D. 416

Write numerical coefficient of y² in the expression 2x² - 15xy – 7y²

Amajor grocery store chain is trying to cut down on waste. currently, they get peaches from two different distributors, whole fruits and green grocer. out of a two large shipments, the manager randomly selects items from both suppliers and counts the number of items that are not sell-able due to bruising, disease or other problems. she then makes a confidence interval. is there a significant difference in the quality of the peaches between the two distributors? 95% ci for pw-pg: (0.064, 0.156)

Aremote-controlled boat can travel at 4 feet per second in calm water. the boat traveled 48 feet with the current, and then it traveled 16 feet against the current in the same amount of time. how fast is the current?