Multiple Choice
The average lengths L of cellular phone calls in minutes from 1999 to 2004 are shown in the table below. 
Use the regression feature of a graphing utility to find a linear model for the data. Let t Represent the year, with t = 9 corresponding to 1999. Use the model to predict the Average lengths of cellular phone calls for the year 2015. Round your answer to two Decimal places.
A) 4.37 minutes
B) 8.74 minutes
C) 5.37 minutes
D) 3.37 minutes
E) 2.19 minutes
Correct Answer:
Verified
Correct Answer:
Verified
Q40: The scatter plots of different data are
Q41: Write the slope-intercept form of the
Q42: Determine the domain and range of
Q43: Determine algebraically whether the following function
Q44: Plot the points and find the
Q46: Graph the function and determine the
Q47: Determine algebraically whether the following function
Q48: Use the graphs of <span
Q49: Decide whether the two functions shown in
Q50: Determine the domain of <span