F

fantasy factor. See optimism, unfounded

features. See functionality, program

feedback loop for estimations review. See reviews of estimates

Fibonacci sequences, 143

final commitment estimate (stage-gate processes), 184, 186

First-Order Estimation Practice, 224–225

first-time-development effort factors, 247

flow of estimates (reestimating), 171–180

chronological, 173–175

poorly estimated projects, 171

recalibrating after missed milestones, 175–179

scheduling reestimation, 177–178, 187

well-estimated projects, 172–173

forgetting activities when estimating, 44–46, 110

formula for Expected Case, 108–109

formulas

Basic Schedule Equation, the, 221

Complex Standard Deviation, 122

Dutch Method's Indicative Function Point Count, 203

Informal Comparison to Past Projects, 223

ISBSG Effort Formula for Desktop Projects, 217

ISBSG Effort Formula for Enhancement Projects, 217

ISBSG Effort Formula for Fourth Generation Projects, 217

ISBSG Effort Formula for General Projects, 216

ISBSG Effort Formula for Mainframe Projects, 216

ISBSG Effort Formula for Mid-Range Projects, 217

ISBSG Effort Formula for New Development Projects, 217

ISBSG Effort Formula for Third Generation Projects, 217

Magnitude of Relative Error (MRE), 110

Modified Complex Standard Deviation, 124

PERT Formula for Estimating Number of Components, 139

Pessimistic PERT, 109

Program Evaluation and Review Technique (PERT), 109

Simple Standard Deviation, 121

functionality, program

case-based estimates, 254, 255

classifying, 137

defect production and, 242

function-point estimation, 200–205

converting to LOC, 202–203

simplified techniques, 203–205

predictability of, 29

function-point estimation, 200–205

fuzzy logic, 136–138, 205