Contents

# Statistical Functions Part Three

## CONFIDENCE

Returns the (1-alpha) confidence interval for a normal distribution.

#### الصياغة:

CONFIDENCE(Alpha; StDev; Size)

Alpha is the level of the confidence interval.

StDev is the standard deviation for the total population.

Size is the size of the total population.

#### مثال:

=CONFIDENCE(0.05;1.5;100) gives 0.29.

## CONFIDENCE.NORM

Returns the (1-alpha) confidence interval for a normal distribution.

#### الصياغة:

CONFIDENCE.NORM(Alpha; StDev; Size)

Alpha is the level of the confidence interval.

StDev is the standard deviation for the total population.

Size is the size of the total population.

#### مثال:

=CONFIDENCE.NORM(0.05;1.5;100) gives 0.2939945977.

#### Technical information

This function is available since LibreOffice 4.2.

This function is not part of the Open Document Format for Office Applications (OpenDocument) Version 1.3. Part 4: Recalculated Formula (OpenFormula) Format standard. The name space is

COM.MICROSOFT.CONFIDENCE.NORM

## CONFIDENCE.T

Returns the (1-alpha) confidence interval for a Student's t distribution.

#### الصياغة:

CONFIDENCE.T(Alpha; StDev; Size)

Alpha is the level of the confidence interval.

StDev is the standard deviation for the total population.

Size is the size of the total population.

#### مثال:

=CONFIDENCE.T(0.05;1.5;100) gives 0.2976325427.

#### Technical information

This function is available since LibreOffice 4.2.

This function is not part of the Open Document Format for Office Applications (OpenDocument) Version 1.3. Part 4: Recalculated Formula (OpenFormula) Format standard. The name space is

COM.MICROSOFT.CONFIDENCE.T

## CORREL

Returns the correlation coefficient between two data sets.

#### الصياغة:

CORREL(Data1; Data2)

Data1 is the first data set.

Data2 is the second data set.

#### مثال:

=CORREL(A1:A50;B1:B50) calculates the correlation coefficient as a measure of the linear correlation of the two data sets.

## COVAR

Returns the covariance of the product of paired deviations.

#### الصياغة:

COVAR(Data1; Data2)

Data1 is the first data set.

Data2 is the second data set.

#### مثال:

=COVAR(A1:A30;B1:B30)

## COVARIANCE.P

Returns the covariance of the product of paired deviations, for the entire population.

#### الصياغة:

COVARIANCE.P(Data1; Data2)

Data1 is the first data set.

Data2 is the second data set.

#### مثال:

=COVARIANCE.P(A1:A30;B1:B30)

#### Technical information

This function is available since LibreOffice 4.2.

This function is not part of the Open Document Format for Office Applications (OpenDocument) Version 1.3. Part 4: Recalculated Formula (OpenFormula) Format standard. The name space is

COM.MICROSOFT.COVARIANCE.P

## COVARIANCE.S

Returns the covariance of the product of paired deviations, for a sample of the population.

#### الصياغة:

COVARIANCE.S(Data1; Data2)

Data1 is the first data set.

Data2 is the second data set.

#### مثال:

=COVARIANCE.S(A1:A30;B1:B30)

#### Technical information

This function is available since LibreOffice 4.2.

This function is not part of the Open Document Format for Office Applications (OpenDocument) Version 1.3. Part 4: Recalculated Formula (OpenFormula) Format standard. The name space is

COM.MICROSOFT.COVARIANCE.S

## CRITBINOM

Returns the smallest value for which the cumulative binomial distribution is greater than or equal to a criterion value.

#### الصياغة:

CRITBINOM(Trials; SP; Alpha)

Trials is the total number of trials.

SP is the probability of success for one trial.

Alpha is the threshold probability to be reached or exceeded.

#### مثال:

=CRITBINOM(100;0.5;0.1) yields 44.

## KURT

Returns the kurtosis of a data set (at least 4 values required).

#### الصياغة:

KURT(Number 1 [; Number 2 [; … [; Number 255]]])

Number 1; Number 2; … ; Number 255 are numbers, references to cells or to cell ranges of numbers.

The parameters should specify at least four values.

This function ignores any text or empty cell within a data range. If you suspect wrong results from this function, look for text in the data ranges. To highlight text contents in a data range, use the value highlighting feature.

#### مثال:

=KURT(A1;A2;A3;A4;A5;A6)

## LARGE

Returns the Rank_c-th largest value in a data set.

This function is part of the Open Document Format for Office Applications (OpenDocument) standard Version 1.2. (ISO/IEC 26300:2-2015)

#### الصياغة:

LARGE(Data; RankC)

Data is the cell range of data.

RankC is the ranking of the value. If RankC is an array, the function becomes an array function.

This function ignores any text or empty cell within a data range. If you suspect wrong results from this function, look for text in the data ranges. To highlight text contents in a data range, use the value highlighting feature.

#### مثال:

=LARGE(A1:C50;2) gives the second largest value in A1:C50.

=LARGE(A1:C50;B1:B5) entered as an array function gives an array of the c-th largest value in A1:C50 with ranks defined in B1:B5.

## LOGINV

Returns the inverse of the lognormal distribution.

#### الصياغة:

LOGINV(Number [; Mean [; StDev]])

Number (required) is the probability value for which the inverse standard logarithmic distribution is to be calculated.

Mean (optional) is the arithmetic mean of the standard logarithmic distribution (defaults to 0 if omitted).

StDev (optional) is the standard deviation of the standard logarithmic distribution (defaults to 1 if omitted).

#### مثال:

=LOGINV(0.05;0;1) returns 0.1930408167.

## LOGNORM.DIST

Returns the values of a lognormal distribution.

#### الصياغة:

LOGNORM.DIST(Number; Mean; StDev; Cumulative)

Number (required) is the probability value for which the standard logarithmic distribution is to be calculated.

Mean (required) is the mean value of the standard logarithmic distribution.

StDev (required) is the standard deviation of the standard logarithmic distribution.

Cumulative (required) = 0 calculates the density function, Cumulative = 1 calculates the distribution.

#### مثال:

=LOGNORM.DIST(0.1;0;1;1) returns 0.0106510993.

#### Technical information

This function is available since LibreOffice 4.3.

This function is not part of the Open Document Format for Office Applications (OpenDocument) Version 1.3. Part 4: Recalculated Formula (OpenFormula) Format standard. The name space is

COM.MICROSOFT.LOGNORM.DIST

## LOGNORM.INV

Returns the inverse of the lognormal distribution.

This function is identical to LOGINV and was introduced for interoperability with other office suites.

#### الصياغة:

LOGNORM.INV(Number ; Mean ; StDev)

Number (required) is the probability value for which the inverse standard logarithmic distribution is to be calculated.

Mean (required) is the arithmetic mean of the standard logarithmic distribution.

StDev (required) is the standard deviation of the standard logarithmic distribution.

#### مثال:

=LOGNORM.INV(0.05;0;1) returns 0.1930408167.

#### Technical information

This function is available since LibreOffice 4.3.

This function is not part of the Open Document Format for Office Applications (OpenDocument) Version 1.3. Part 4: Recalculated Formula (OpenFormula) Format standard. The name space is

COM.MICROSOFT.LOGNORM.INV

## LOGNORMDIST

Returns the values of a lognormal distribution.

#### الصياغة:

LOGNORMDIST(Number [; Mean [; StDev [; Cumulative]]])

Number is the probability value for which the standard logarithmic distribution is to be calculated.

Mean (optional) is the mean value of the standard logarithmic distribution.

StDev (optional) is the standard deviation of the standard logarithmic distribution.

Cumulative (optional) = 0 calculates the density function, Cumulative = 1 calculates the distribution.

#### مثال:

=LOGNORMDIST(0.1;0;1) returns 0.01.

## SMALL

Returns the Rank_c-th smallest value in a data set.

This function is part of the Open Document Format for Office Applications (OpenDocument) standard Version 1.2. (ISO/IEC 26300:2-2015)

#### الصياغة:

SMALL(Data; RankC)

Data is the cell range of data.

RankC is the rank of the value. If RankC is an array, the function becomes an array function.

This function ignores any text or empty cell within a data range. If you suspect wrong results from this function, look for text in the data ranges. To highlight text contents in a data range, use the value highlighting feature.

#### مثال:

=SMALL(A1:C50;2) gives the second smallest value in A1:C50.

=SMALL(A1:C50;B1:B5) entered as an array function gives an array of the c-th smallest value in A1:C50 with ranks defined in B1:B5.

Related Topics

Functions by Category