Texas Instruments TI-83 - Example 2 Fitting a Curve to a Logarithmic Model; Example 3 Fitting a Curve to a Logistic Growth Model; 6.1 Angles and Their Measure; Example 2 Converting Between Degrees, Minutes, Seconds and Decimal Forms

EXAMPLE 2 Fitting a Curve to a Logarithmic Model
To perform logarithmic curve fitting, repeat the steps described above for Exponential
curve fitting, but select 9: LnReg as shown below:
w
EXAMPLE 3 Fitting a Curve to a Logistic Growth Model
To perform logistic curve fitting, repeat the steps described above for Exponential curve
fitting, but select B: Logistic as shown below:
w
NOTE: In order for the output to include the correlation coefficient, r, you must turn
DIAGNOSTICS ON in the catalog. See Section 1.7 for a discussion of this.
6.1 Angles and Their Measure
EXAMPLE 2 Converting Between Degrees, Minutes, Seconds and Decimal
Forms
(a) Convert 12650
′′′
o
t a decimal in degrees.
(b) Convert
o
256.21 to the SMD
′′′
o
form.