For a scientific theory to be valid, which of the following must be true?

a. it must be well tested.
b. it must be widely accepted.
c. it must explain the observable facts.
d. all of the above

explain

Which of the following is not an effect of land substance

Which of the following is not a pillar of the nuclear proliferation treaty? nonproliferation reduction of nuclear weapons by 85-90% right to peacefully use nuclear power disarmament

The answer is d the box plots show the data distributions for the number of customers who used a coupon each hour during a two-day sale. which measure of variability can be compared using the box plots? interquartile range standard deviation mean median