Texas Instruments TI-83 PLUS - Manual (Page 390)

TI-83 Plus Inferential Statistics and Distributions 387
14. Press Í to paste ShadeNorm( to the home
screen.
Press y Z ¢
1
y D
99
¢
165
Л
1
¢
6
Л
35
¤ .
Ans (175.5448205 from step 11) is the lower
bound. 1 å 99 is the upper bound. The normal
curve is defined by a mean
µ
of 165.1 and a
standard deviation
σ
of 6.35.
15. Press Í to plot and shade the normal
curve.
Area is the area above the 95th percentile. low
is the lower bound. up is the upper bound.