Syntax:
T.DIST (X,Deg_freedom,Cumulative)
Returns the Student's left-tailed t-distribution. The t-distribution is used in the hypothesis testing of small sample data sets. Use this function in place of a table of critical values for the t-distribution.
| Access | Constructor and Description |
|---|---|
| public |
| Modifier and Type | Method and Description |
|---|---|
| public ValueEval | evaluate(int srcRowIndex, int srcColumnIndex, ValueEval arg1, ValueEval arg2, ValueEval arg3)
Implements org. |
| public ValueEval | evaluate(ValueEval[]
the pre-evaluated arguments for this function. args is never args, OperationEvaluationContext null,
nor are any of its elements.primarily used to identify the source cell containing the formula being evaluated.
may also be used to dynamically create reference evals. ec)Implements org.
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| private static Boolean | |
| private static Double | |
| private static double | |
| private static double |
| instance | back to summary |
|---|---|
| public static final TDistLt instance | |
| TDistLt | back to summary |
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| public TDistLt() | |
| evaluate | back to summary |
|---|---|
| public ValueEval evaluate(int srcRowIndex, int srcColumnIndex, ValueEval arg1, ValueEval arg2, ValueEval arg3) Implements org. Doc from org. see
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| evaluate | back to summary |
|---|---|
| public ValueEval evaluate(ValueEval[] args, OperationEvaluationContext ec) Implements org.
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| evaluateBoolean | back to summary |
|---|---|
| private static Boolean evaluateBoolean(ValueEval arg, int srcRowIndex, int srcColumnIndex) throws EvaluationException | |
| evaluateValue | back to summary |
|---|---|
| private static Double evaluateValue(ValueEval arg, int srcRowIndex, int srcColumnIndex) throws EvaluationException | |
| tdistCumulative | back to summary |
|---|---|
| private static double tdistCumulative(double x, int degreesOfFreedom) | |
| tdistDensity | back to summary |
|---|---|
| private static double tdistDensity(double x, int degreesOfFreedom) | |