Two surveys were done regarding credit card debt. Survey #1: Five years ago the average credit card debt was $6618.
Survey #2: The average credit card debt for a recent year was $9205.
Assume sample sizes of 35 were used and the standard deviations of both samples were $1928.

Construct the 95% Confidence Interval estimate for the difference in the amount of credit card debt based on the two surveys above.

Amanager recorded the number of bicycles sold by his company each quarter. his projected sales after t years is given by the expression below. which of the following statements best describes the expression? a. the initial sales of 575 bicycles increases at the rate of 4% over 4 quarters. b. the initial sales of 575 bicycles increases at the rate of 18% over 4 years. c. the initial sales of 575 bicycles increases at the rate of 4% over t quarters. d. the initial sales of 575 bicycles increases at the rate of 18% over t years.

The graph below represents the number of dolphins in a dolphin sanctuary. select all the key features of this function.

How many terms does the polynomial x^2 y^2 have