Stats
Statistical functions: mean, median, mode, std dev, percentile, and more.
8 modules
| Module | Description |
|---|---|
| Mean (Average) | Calculate arithmetic mean of numbers |
| Median | Calculate median (middle value) of numbers |
| Min/Max | Find minimum and maximum values |
| Mode | Calculate mode (most frequent value) |
| Percentile | Calculate percentile of numbers |
| Standard Deviation | Calculate standard deviation of numbers |
| Sum | Calculate sum of numbers |
| Variance | Calculate variance of numbers |
Modules
Mean (Average)
stats.mean
Calculate arithmetic mean of numbers
Parameters:
| Name | Type | Required | Default | Description |
|---|---|---|---|---|
numbers | array | Yes | - | Array of numbers |
precision | number | No | 2 | Array of numbers |
Output:
| Field | Type | Description |
|---|---|---|
mean | number | Decimal places |
count | number | Arithmetic mean |
sum | number | Arithmetic mean |
Median
stats.median
Calculate median (middle value) of numbers
Parameters:
| Name | Type | Required | Default | Description |
|---|---|---|---|---|
numbers | array | Yes | - | Array of numbers |
Output:
| Field | Type | Description |
|---|---|---|
median | number | Array of numbers |
count | number | Median value |
Min/Max
stats.min_max
Find minimum and maximum values
Parameters:
| Name | Type | Required | Default | Description |
|---|---|---|---|---|
numbers | array | Yes | - | Array of numbers |
Output:
| Field | Type | Description |
|---|---|---|
min | number | Array of numbers |
max | number | Minimum value |
range | number | Minimum value |
min_index | number | Maximum value |
max_index | number | Range (max - min) |
Mode
stats.mode
Calculate mode (most frequent value)
Parameters:
| Name | Type | Required | Default | Description |
|---|---|---|---|---|
values | array | Yes | - | Array of values |
all_modes | boolean | No | False | Array of values |
Output:
| Field | Type | Description |
|---|---|---|
mode | any | Return all modes if multiple exist |
frequency | number | Most frequent value(s) |
count | number | Most frequent value(s) |
Percentile
stats.percentile
Calculate percentile of numbers
Parameters:
| Name | Type | Required | Default | Description |
|---|---|---|---|---|
numbers | array | Yes | - | Array of numbers |
percentile | number | Yes | 50 | Array of numbers |
Output:
| Field | Type | Description |
|---|---|---|
value | number | Percentile to calculate (0-100) |
percentile | number | Percentile value |
Standard Deviation
stats.std_dev
Calculate standard deviation of numbers
Parameters:
| Name | Type | Required | Default | Description |
|---|---|---|---|---|
numbers | array | Yes | - | Array of numbers |
population | boolean | No | False | Use population formula (divide by N instead of N-1) |
precision | number | No | 4 | Use population formula (divide by N instead of N-1) |
Output:
| Field | Type | Description |
|---|---|---|
std_dev | number | Decimal places |
variance | number | Standard deviation |
mean | number | Standard deviation |
Sum
stats.sum
Calculate sum of numbers
Parameters:
| Name | Type | Required | Default | Description |
|---|---|---|---|---|
numbers | array | Yes | - | Array of numbers |
Output:
| Field | Type | Description |
|---|---|---|
sum | number | Array of numbers |
count | number | Sum of numbers |
Variance
stats.variance
Calculate variance of numbers
Parameters:
| Name | Type | Required | Default | Description |
|---|---|---|---|---|
numbers | array | Yes | - | Array of numbers |
population | boolean | No | False | Array of numbers |
precision | number | No | 4 | Use population formula |
Output:
| Field | Type | Description |
|---|---|---|
variance | number | Decimal places |
mean | number | Variance value |