Warmup 9-16

Tuesday 9-15

1. In what ways are you fortunate?

When all the shots are close to the bullseye, it is called

• accurate

• precise

• lucky

Accuracy is

• the total number of measurements taken
• the average of all measurements
• how close measurements are to one another

• the degree to which a measurement or calculation matches the true value

Tags

NGSS.HS-PS3-4

In Friday's lab, what was your average density? Is this number close to 1.00 g/mL?

Percent error is

• a measure of the accuracy of a measurement compared to the true value.
• the measure of how close several measurements are to one another

Your percent error is

• Greater than 3%. Your hypothesis B is wrong.

• Less than 3%. Your hypothesis B is correct.

• I didn't calculate my percent error.

When all the shots are close together, it is called

• accurate

• precise

• lucky

One definition of precision is

• the total number of measurements taken
• the average of all measurements
• how close measurements are to one another

• the degree to which a measurement or calculation matches the true value

Average deviation is

• a measure of the accuracy of a measurement compared to the true value.
• the measure of how close several measurements are to one another

What was your average deviation?

Tags

NGSS.HS-LS3-3