Learn how to use a normal distribution curve to find probability

The video tutorial explains how to calculate the probability between two values using a normal distribution curve. It demonstrates the addition of percentages to find the probability and briefly mentions different ways to use normal distribution.

What is the combined percentage probability between the values 50 and 62?

• 47.5%

• 50%

• 34%

• 13.5%

Which of the following percentages is NOT used in calculating the probability between 50 and 62?

• 20%

• 47.5%

• 13.5%

• 34%

What is the first step in finding the probability between two values using a normal distribution curve?

• Divide the percentages

• Multiply the percentages

• Add the relevant percentages

• Subtract the percentages

What does the speaker conclude about the calculation of probability between 50 and 62?

• It requires complex calculations

• It is impossible to calculate

• It needs a computer program

• It is straightforward and involves simple addition

What does the speaker mention about the use of normal distribution?

• There are two different methods to use it

• It is only used in advanced mathematics

• There is only one way to use it

• It is not useful in probability