# When to use the harmonic mean?

## When to use the harmonic mean?

The choice to use the **harmonic mean** to represent the **average** of a set is linked to situations **involving** inversely proportional quantities, for example the **average** speed , water flow, density, among other applications in physics and chemistry.

## How is the median calculated?

To find the **median** value it is necessary to place the values in ascending or descending order. When the number of elements in a set is even, the **median** is found by taking the average of the two central values. Thus, these values are added and divided by two.

## How do you calculate the median in Excel?

Calculating **Median in Excel** With the values to be calculated inserted in the cells, simply apply the =MED function and include the range of cells where the values to be calculated are located. At the end of the operation, just press “Enter” and check the result.

## How to calculate price variation?

**Percentage Variation** = (VF/VI – 1) × 100 Where VF is the final value of the operation, while VI refers to the initial value. Now imagine that the rent a person pays for an apartment went from R$500.00 to R$700.00.

## How to calculate the reduction?

The **reduction** is 70%, we will need **to calculate** the percentage: 0.70 x 220 hours = 154 hours. The result is reduced hours in your working day; Reduce your working hours by the value obtained in step 2: 220 hours – 154 hours = 66 hours.

## How to calculate percentage growth between two values?

Use the mathematical equation The **growth** rate will therefore be equivalent to the difference **between** the company’s current **value and its ****value** in the previous year, divided by the **value** (again) of the company in the previous year and then multiplied by 100%.

## How to calculate growth in percentage Excel?

**Find the percentage of change between two numbers**

- Click on any blank cell.
- Type =(2500-2342)/2342 and press RETURN. The result will be 0.06746.
- Select the cell containing the result from step 2.
- On the Page 1 tab, click . The result is 6.75%, which is the percentage increase in profits.

## How to calculate monthly growth rate?

Multiply the **Growth Rate** by 100 to convert to a percentage. In this example, multiply 100 by 0.025 to find the **monthly growth rate** which equals 2.5%.

## How to calculate the growth rate?

The **growth rate** is estimated from the absolute **growth** in operating expenses between two years, which is divided by the value of operating expenses in the initial year and multiplied by 100.

## How to calculate monthly growth rate in Excel?

**Steps to Calculate Growth Rate in Excel**

- In
**Excel**, type =**RATE**and you will see this formula appear. … - NPER = the number of years. …
- PGTO = payments for each year. …
- VP = the number you want to start with. …
- VF = the number you finish. …
- Click Enter.

## How to calculate monthly percentage?

To **calculate a percentage** of a total, we need to multiply the **percentage** by the total value. A very common example of this type of **percentage** is when talking about the performance of an application. For example, consider that the savings yield is 0.5% per month.

## How to calculate annual to monthly interest rate?

How to convert **annual rate to monthly** The formula is as follows: Where iM is the **monthly rate** , and iA, the **annual rate** . Therefore, imagining, for example, an **annual rate** of 20%, the solved equation would look like this: We then discovered that converting the **annual rate** of 20% to **monthly** gives us a **monthly rate** of 1.5%.