A primary source is told or written down by a person that experienced or saw the event. While, a secondary source is told or written by someone else
Answer:
option B
Explanation:
the correct answer is option B
Standard cost per unit can be calculated by multiplication of standard price with the standard quantity.
It can be explained with an example
Assume standard price of a laptop be $1000 and the standard quantity of the laptop be 8 then standard cost per unit head is
= $1000 × 8
= $ 8000
$ 8000 is the standard cost per unit.
Answer:
Louder music corresponds to more beer consumption. But this doesn't provide evidence that louder music can causes people to drink more beer.
Explanation:
The louder music does not cause people to drink more beer. There is a spurious correlation between drinking beer and Loud music because of the presence of confounding variable Social which is the interaction in the bar. The people at the bar are not able to talk to each other more because of the presence of loud noise or music. So, they are forced to drink beer more rather than talking during their stay at the bar.