Texas-instruments TI-73 EXPLORER User Manual Page 138
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132
Chapter 7: Statistical Analyses
7307ENG.DOC CH 7, Statistical Analyses, English Julie Hewlett Revised: 07/29/98 12:07 PM Printed: 05/19/99
9:00 AM Page 132 of 22
sum( sum( -
v
"
"
7 7
sum(
(summation) returns the sum of all elements in list.
Specify the additional optional arguments to return the sum of
the range of elements between start and end. start and end
represent element places, not the element values.
To add the entire list:
sum(
list
)
To add the range of elements from start to the last element in
list:
sum(
list,start
)
To add the range of elements between start and end:
sum(
list,start,end
)
Find the sum of
¨
SUM
between elements 4 and 6, where
¨
SUM={3,10,36,14,33,5,22,45}
.
1. Create a list, in the List
editor,
SUM
.
3
For more information on entering lists,
see Chapter 5: Lists.
2. Return to the Home screen,
and calculate the partial list
sum.
-l:
-v""
7
-v
SUM
b
¡
4
¡
6
Eb
³
- Important Information 2
- Interference 2
- AM Page iii of 4 3
- AM Page iv of 4 4
- AM Page v of 4 5
- Operating the Operating the 7
- 8:58 AM Page 2 of 24 8
- Preparing to Use Your 9
- RESET RAM 10
- The Home Screen 11
- Entering Numbers and Other 12
- Characters 12
- 8:58 AM Page 8 of 24 14
- The entry line 14
- Entry Line 15
- 8:58 AM Page 11 of 24 17
- Functions and Instructions 18
- 8:58 AM Page 13 of 24 19
- CATALOGCATALOG 20
- Entering Expressions 21
- 8:58 AM Page 17 of 24 23
- 8:58 AM Page 18 of 24 24
- 8:58 AM Page 19 of 24 25
- Ans=7.14 25
- 8:58 AM Page 20 of 24 26
- 8:58 AM Page 21 of 24 27
- Mode Settings 28
- 8:58 AM Page 23 of 24 29
- Settings 29
- Angle ModeAngle Mode 30
- AM Page 25 of 32 31
- AM Page 26 of 32 32
- Keyboard Math Operations 33
- Percent Percent 35
- Square Square 6 36
- AM Page 31 of 32 37
- Relational Operators 38
- Logic (Boolean) Operators 39
- AM Page 35 of 32 41
- The EQUATION SOLVER Screen 45
- The Equation Variables Screen 45
- EQUATION SOLVER 46
- AM Page 41 of 32 47
- AM Page 42 of 32 48
- Your variable 48
- NUM Menu 50
- AM Page 46 of 32 52
- AM Page 48 of 32 54
- PRB Menu 55
- LOG Menu 60
- AM Page 56 of 32 62
- FractionsFractions 63
- Entering Fractions 64
- Page 59 of 10 65
- Fraction Modes 66
- Decimals 70
- Chapter 3: Fractions 72
- MeasurementMeasurement 73
- ConstantConstant 73
- CalculationsCalculations 73
- CONVERSIONS Menu 74
- Page 69 of 10 75
- Constants 77
- Single ModeSingle Mode 78
- Multiple ModeMultiple Mode 81
- ListsLists 83
- Steps for Creating a List 84
- The List Editor 3 85
- Naming a List 85
- Entering List Elements 87
- Entering Fractional Elements 88
- Dependent Numerical Lists 89
- 84 of 30 90
- A small formula 90
- Categorical Lists 91
- 87 of 30 93
- 89 of 30 95
- 3:ClrList 96
- 6:ClrAllLists 96
- Ls Menu 97
- OPS Menu 98
- Sorting Multiple Lists 100
- 95 of 30 101
- Select( Select( 104
- " 104
- 102 of 30 108
- List braces { } 108
- 103 of 30 109
- 104 of 30 110
- 105 of 30 111
- {4,5,6}+{7,8,9}= 111
- {4+7, 5+8, 6+9}= 111
- {11,13,15} 111
- Page 107 of 20 113
- Deselecting 115
- Functions 115
- Defining a Stat Plot 115
- Page 110 of 20 116
- Selecting Stat Plot Types 117
- Defining Stat Plot Options 118
- Page 113 of 20 119
- Displaying the Stat Plot 120
- Stat Plot Examples 120
- Pictograph Pictograph Î 123
- Bar Graph Bar Graph 124
- Page 119 of 20 125
- Select the 125
- Pie Chart Pie Chart 126
- Histogram Histogram 127
- Box Plot Box Plot 129
- Page 126 of 20 132
- StatisticalStatistical 133
- AnalysesAnalyses 133
- MATH Menu 134
- 9:00 AM Page 129 of 22 135
- 9:00 AM Page 130 of 22 136
- 9:00 AM Page 131 of 22 137
- 9:00 AM Page 132 of 22 138
- CALC Menu 139
- 1 and 2 1 and 2 140
- What Do the Results Mean? 142
- 9:00 AM Page 137 of 22 143
- Manual-Fit Manual-Fit 144
- 9:00 AM Page 139 of 22 145
- 9:00 AM Page 148 of 22 154
- TablesTables 155
- What Is a Table? 156
- Steps for Creating a Table 157
- Setting Up the Table 159
- Displaying the Table 160
- Indpnt=AskIndpnt=Ask 163
- Indpnt=Ask 165
- Editing Editing 166
- Page 161 of 14 167
- Chapter 8: Tables 168
- 9:01 AM Page 163 of 24 169
- Example of Function Graphing 171
- 9:01 AM Page 168 of 24 174
- is selected 174
- is deselected 174
- Selecting a Graph Style 175
- 9:01 AM Page 170 of 24 176
- Setting the Window Format 177
- Defining Window Values 179
- 9:01 AM Page 174 of 24 180
- 6:ZStandard 181
- Displaying a Graph * 183
- CoordOn 184
- Using QuickZoom 185
- ZOOM Menu 187
- ZBox ZBox 188
- 2 and 3 2 and 3 189
- MEMORY Menu 191
- SetFactors SetFactors ( 192
- DrawingDrawing 193
- DRAW Menu 194
- ClrDraw ClrDraw 2 195
- Line( Line( 2 195
- 3 and 4 3 and 4 197
- Program Editor 198
- Shade( Shade( 199
- Circle( Circle( 201
- Text( Text( 2 203
- Pen Pen 205
- POINTS Menu 207
- 1, 2, and 3 1, 2, and 3 208
- 4, 5, and 6 4, 5, and 6 211
- STO Menu 212
- StorePic StorePic 2 213
- You return to the 214
- Graph screen 214
- TrigonometryTrigonometry 215
- TRIG Menu 216
- 2, 4, and 6 2, 4, and 6 217
- Graphing Trig Functions 220
- ANGLE Menu 221
- AM Page 218 of 12 224
- ProgrammingProgramming 227
- AM Page 222 of 32 228
- What Is a Program? 229
- Steps for Creating a Program 229
- Create New Create New 8 230
- AM Page 225 of 32 231
- Begin entering the 231
- Entering Program Commands 232
- CTL Menu 233
- AM Page 228 of 32 234
- If If 8 235
- If-Then If-Then 8 235
- For( For( 8 237
- While While 8 238
- Repeat Repeat 8 238
- End End 8 239
- Pause Pause 8 239
- 9 and 0 9 and 0 240
- IS>( IS>( 8 241
- DS<( DS<( 8 241
- Menu( Menu( 8 242
- SetMenu( SetMenu( 8 243
- AM Page 239 of 32 245
- DelVar DelVar 8 246
- GraphStyle( GraphStyle( 8 246
- I/O Menu 247
- Input 8 " 1 248
- Displaying the Current Graph 249
- AM Page 245 of 32 251
- GetCalc( 8 " 0 253
- Editing Program Commands 254
- AM Page 249 of 32 255
- AM Page 250 of 32 256
- Executing a Program 257
- Debugging a Program 258
- Communication Link 259
- the CBL/CBR 259
- Application 259
- Link Capabilities 260
- The Link SEND Menu 261
- The Link RECEIVE Menu 263
- Transmitting Data Items 264
- DuplicateName Menu 265
- Transmission Error Conditions 266
- Backing Up Memory 267
- Upgrading your 268
- Graph Explorer 268
- Software 268
- The APPLICATIONS Menu 269
- Steps for Running the 270
- CBR Application 270
- MIN and MAX 274
- DIRECTNS (Directions) 274
- DATA LOGGER 275
- #SAMPLES 276
- INTRVL (SEC) 277
- Ymin and Ymax 277
- Data Collection Results 278
- Collecting the Data 279
- Stopping Data Collection 280
- MemoryMemory 281
- ManagementManagement 281
- Resetting All Memory 287
- Resetting Defaults 288
- Function and 289
- Instruction Reference 289
- ReferenceReference 325
- InformationInformation 325
- Menu Map 326
- - f- f (in Program editor) 327
- ÚÄÄÄÄÄÄÄÄÄÄÂÄÄÄÄÄÄÄÄÄÄÄ¿ 328
- ÚÄÄÄÄÄÄÄÄÄÄÄ¿ 328
- ÚÄÄÄÄÄÄÄÄÄÄÄÄÄÂÄÄÄÄÄÄÄÄÄÄÄÄÄ¿ 329
- ÚÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄ¿ 330
- ÚÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄ¿ 330
- - † - † (in Program editor) 333
- ÚÄÄÄÄÄÄÄÄÄÄÄÄÄÄ¿ 334
- The VARS Menu 335
- In Case of Difficulty 337
- Correcting an Error 338
- Error Messages 338
- Battery Information 346
- Replacing the Batteries 347
- Battery Precautions 347
- IndexIndex 351
- Index 352
- Index 353
- 349 of 12 355
- (continued) 361
- Page 1 of 1 363
- PM Page 2 of 2 364
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