life expectancy at birth

[UM Chakma]

Hi,

"life expectancy at birth" What does this mean? Does it mean the whole length of time that a being live Or just the time when a being is born?


Thanks

 

[Rover_KE]

In what full sentence did you encounter this phrase?

 

[UM Chakma]

I have added the source where I got it. I actually have problems with that I have marked in red in the image. Can you please go through it and let me know what they mean there?

 

[Matthew Wai]

http://data.worldbank.org/indicator/SP.DYN.LE00.IN It may be helpful to you.

Not a teacher.

 

[UM Chakma]

It was absolutely helpful. Can you please help me with the others?

 

[SoothingDave]

How many calories does the average person eat per day?
What percentage of adults can read and write?