Average Monthly Temperature, °F x (Month) 1 (January) 2 (February) 3 (March) 4 (April) 5 (May) 34.6 37.5 47.2 56.5 66.4 6 (June) 75.6 7 (July) 8 (August) 9 (September) 80.0 78.5 71.3 10 (October) 59.7 11 (November) 49.8 12 (December) 39.4 Source: U.S. National Oceanic and Atmospheric Administration
Average Monthly Temperature, °F x (Month) 1 (January) 2 (February) 3 (March) 4 (April) 5 (May) 34.6 37.5 47.2 56.5 66.4 6 (June) 75.6 7 (July) 8 (August) 9 (September) 80.0 78.5 71.3 10 (October) 59.7 11 (November) 49.8 12 (December) 39.4 Source: U.S. National Oceanic and Atmospheric Administration
College Algebra (MindTap Course List)
12th Edition
ISBN:9781305652231
Author:R. David Gustafson, Jeff Hughes
Publisher:R. David Gustafson, Jeff Hughes
Chapter4: Polynomial And Rational Functions
Section4.6: Rational Functions
Problem 11SC: Find the mean hourly cost when the cell phone described above is used for 240 minutes.
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The data show the average monthly temperatures for Washington, D.C. (see attached).
Solve, a. Use your graphing utility to draw a
b. Use the SINe REGression feature to find the sinusoidal function of the form y = A sin(Bx + C) + D that best fits the data.
c. Use your graphing utility to draw the sinusoidal function of best fit on the scatter plot.
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