Level 18
Level 20

#### 30 words 0 ignored

Ready to learn
Ready to review

## Ignore words

Check the boxes below to ignore/unignore words, then click save at the bottom. Ignored words will never appear in any learning session.

**Ignore?**

PERMUT

Returns the number of permutations for a given number of objects

POISSON.DIST

Returns the Poisson distribution

PROB

Returns the probability that values in a range are between two limits

QUARTILE.EXC

Returns the quartile of the data set, based on percentile values from 0..1, exclusive

QUARTILE.INC

Returns the quartile of a data set

RANK.AVG

Returns the rank of a number in a list of numbers

RANK.EQ

Returns the rank of a number in a list of numbers

RSQ

Returns the square of the Pearson product moment correlation coefficient

SKEW

Returns the skewness of a distribution

SLOPE

Returns the slope of the linear regression line

STANDARDIZE

Returns a normalized value

STDEV.P

Calculates standard deviation based on the entire population

STDEV.S

Estimates standard deviation based on a sample

STDEVA

Estimates standard deviation based on a sample, including numbers, text, and logical values

STDEVPA

Calculates standard deviation based on the entire population, including numbers, text, and logical values

STEYX

Returns the standard error of the predicted y-value for each x in the regression

T.DIST

Returns the Percentage Points (probability) for the Student t-distribution

T.DIST.2T

Returns the Percentage Points (probability) for the Student t-distribution

T.DIST.RT

Returns the Student's t-distribution

T.INV

Returns the t-value of the Student's t-distribution as a function of the probability and the degrees of freedom

T.INV.2T

Returns the inverse of the Student's t-distribution

TREND

Returns values along a linear trend

TRIMMEAN

Returns the mean of the interior of a data set

T.TEST

Returns the probability associated with a Student's t-test

VAR.P

Calculates variance based on the entire population

VAR.S

Estimates variance based on a sample

VARA

Estimates variance based on a sample, including numbers, text, and logical values

VARPA

Calculates variance based on the entire population, including numbers, text, and logical values

WEIBULL.DIST

Returns the Weibull distribution

Z.TEST

Returns the one-tailed probability-value of a z-test