CPE232 Quiz: Approximations and Errors

How many sig figs are there?
4004

• 1
• 2
• 3
• 4

The attendance for the basketball game was estimated to be 15,000 people but 12,500 people attended. What was the percent error?

• 16.67%

• 20%

• 2500%

• 80%

Tags

CCSS.6.RP.A.3C

The students measured length during a science experiment, they got 12 cm. But the actual measurement was 14.25 cm. What was the percent error?

• 15.79%

• 18.75%

• 2.25%

• 18%

Tags

CCSS.6.RP.A.3C

Which best describes the target?

• Precise, but not accurate

• Accurate but not precise

• Precise and accurate

• Neither accurate nor precise

Tags

CCSS.5.NBT.A.3B

Which best describes the target?

• A lot of systematic error

• A lot of random error

• No random error

Tags

CCSS.7.SP.B.3

A student uses a different balance for the third trial of their experiment. This would be an example of:

• random error

• systematic error

Which student is the most ACCURATE?

• A

• B

• C

Tags

CCSS.6.RP.A.3D

What is the length of the black bar?

• 5 cm
• 4.300 cm
• 4.30 cm
• 4.3 cm

What is the volume of liquid in this burette?

• 7.35 mL
• 7.350 mL
• 6.65 mL
• 6.650 mL

A measurement result is considered ________ if it is judged to be close to the true value. It is influenced by random and systematic errors.

• Precise

• Accurate

• An error

• Resolution