confirm vs rate is

Some examples from the web:

• Empty your DNA to confirm receipt.
• Protocol assumes quarantine until I can confirm otherwise.
• Activating thermal imaging to confirm other occupants.
• And their writings confirm my calculations.
• They're hoping video surveillance can confirm it really was Ben Stockton.
• Symptoms and tissue samples confirm subject is infected with KV.
• State troopers confirm what Derek told you.
• Not until we confirm his story.
• Satellites confirm the target was completely destroyed.
• Heading outside to try and confirm coordinates.
• Stomach contents confirm the ingestion of painkillers.
• Officials couldn't confirm the death toll...
• Enter your DNA to confirm receipt.
• Visually confirm each other's identity.
• Reports confirm hostages on the second floor.
• UK Coast can confirm looks like aircraft.
• Nuchal crest and supraorbital margin confirm male.
• The computers confirm these are life signs.
• So first we confirm the diagnosis.
• Witnesses confirm sightings of Enokizu in the lkebukuro area.

Some examples from the web:

• Specify if the rate is real or nominal.
• The rate is 12,84 % of the contract rental price.
• This rate is substantially lower than the rate applicable to land-based gambling operators.
• BNG's interest rate is slightly smaller.
• Increasing the employment rate is key.
• Their catalyzation rate is too low.
• The initial infusion rate is 0.3 ml/kg bw/hr.
• The suicide rate is above average.
• The normal capital tax rate is 2 ‰.
• The overall absorption rate is 17.95%.
• His heart rate is suddenly spiking.
• The absorption rate is 19%.
• The clearance rate is a running total.
• Your unemployment rate is at 26%.
• My resting heart rate is six.
• The EU obligatory set-aside rate is currently ten percent.
• And the governor said the crime rate is down because of longer prison sentences.
• The antimatter reaction rate is down to 12 percent.
• The reaction rate is stabilized at 13 percent.
• Sedimentation rate is 29, but his lymphocytes are still intact.