We know that in one day there is 24 hours. We split 24 hours into 3 parts because the denominator is 3. It says that 2/3 was asleep. I know 1/3 is 8 hours so Peter spent 16 hours sleeping. 24-16 is 8.
<u>Peter the dog was awake for 8 hours a day</u>.
That is a true statement.
Answer:
This means that by itself, the correlation doesn't say if more exercise causes longer sleep.
Explanation:
Jake has found a correlation in between the sleeping hours at night and the number of the time one spends on the exercising. He observe that longer he he spend exercising the more hours he spend in sleeping in night, however there is no scientific evidence that is explained by his psychology instructor that there is no cause and effect mean to this correlation.
Thus, the correct answer is : by itself, the correlation doesn't say if more exercise causes longer sleep.
Amniocentesis is a test in which fluid is removed from the uterus so the baby's genetic composition can be determined.
true