HP 39gII - The keyboard

2 Contents
Getting started with the Solve app ......................................62
Interpreting results .................................................................66
Multiple solutions...................................................................67
Using variables in equations ...................................................68
5 Statistics 1Var app
About the Statistics 1Var app..................................................71
Getting started with the Statistics 1Var app ..........................71
Entering and editing statistical data .........................................75
Computed statistics ................................................................78
Plotting.................................................................................79
Plot types .........................................................................80
Setting up the plot (Plot Setup view).....................................81
Exploring the graph ..........................................................82
6 Statistics 2Var app
About the Statistics 2Var app..................................................83
Getting started with the Statistics 2Var app ..........................83
Entering and editing statistical data.....................................87
Defining a regression model...............................................89
Computed statistics ................................................................91
Plotting.................................................................................93
Plot setup .........................................................................95
Trouble-shooting a plot ......................................................96
Calculating predicted values ..............................................98
7 Inference app
About the Inference app .........................................................99
Getting started with the Inference app .................................99
Importing sample statistics................................................102
Hypothesis tests...................................................................105
One-Sample Z-Test ..........................................................106
Two-Sample Z-Test ..........................................................107
One-Proportion Z-Test ......................................................108
Two-Proportion Z-Test ......................................................109
One-Sample T-Test ..........................................................111
Two-Sample T-Test...........................................................112
Confidence intervals ............................................................113
One-Sample Z-Interval .....................................................113
Two-Sample Z-Interval......................................................114
One-Proportion Z-Interval .................................................115
Two-Proportion Z-Interval..................................................116
One-Sample T-Interval......................................................117