Day Highest Temperature Lowest Temperature Thursday 07/07 24 Degree 14 Degree Friday 08/07 27 Degree 15 Degree Saturday 09/07 25 Degree 15 Degree Sunday 10/07 27 Degree 16 Degree Monday 11/07 29 Degree 16 Degree Tuesday 12/07 31 Degree 17 Degree Wednesday 13/07 29 Degree 15 Degree Thursday 14/07 28 Degree 16 Degree Friday 15/07 28 Degree 17 Degree Saturday 16/07 29 Degree 18 Degree   For the data above , use the linear forecasting model which is y = mx + c to calculate and discuss the followings: Show the steps of calculation of m value and discuss the answer.  Show the steps of calculation of c value and discuss the answer.  Using the calculated 'm' and 'c' values, forecast the temperature for day 11 and day 14. Hint - Use the following formulas to calculate the ‘m’ and ‘c’ values. m =                               c =

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter7: Analytic Trigonometry
Section7.6: The Inverse Trigonometric Functions
Problem 74E
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Day

Highest Temperature

Lowest Temperature

Thursday 07/07

24 Degree

14 Degree

Friday 08/07

27 Degree

15 Degree

Saturday 09/07

25 Degree

15 Degree

Sunday 10/07

27 Degree

16 Degree

Monday 11/07

29 Degree

16 Degree

Tuesday 12/07

31 Degree

17 Degree

Wednesday 13/07

29 Degree

15 Degree

Thursday 14/07

28 Degree

16 Degree

Friday 15/07

28 Degree

17 Degree

Saturday 16/07

29 Degree

18 Degree

 

For the data above , use the linear forecasting model which is y = mx + c to calculate and discuss the followings:

  1. Show the steps of calculation of m value and discuss the answer. 
  2. Show the steps of calculation of c value and discuss the answer. 
  3. Using the calculated 'm' and 'c' values, forecast the temperature for day 11 and day 14.

    Hint - Use the following formulas to calculate the ‘m’ and ‘c’ values.

    m =                               c =

Hint - Use the following formulas to calculate the ‘m' and 'c' values.
ΝΣxy- Σ×Συ
N Σx2-(Σx)2
m
=
Η!
W
C =
Σy- mEx
N
Anor
ΞΕ
Transcribed Image Text:Hint - Use the following formulas to calculate the ‘m' and 'c' values. ΝΣxy- Σ×Συ N Σx2-(Σx)2 m = Η! W C = Σy- mEx N Anor ΞΕ
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