<span>The term validity indicates the ability of a test to measure what it is actually designed to measure.
</span>The concept of validity was formulated by Kelly in 1927. A test is valid if it measures what it claims to measure (t<span>he quality or state of being valid).</span>
Answer:
Her patronages initially centered on children and youth but she later became known for her involvement with AIDS patients and campaign for the removal of landmines. She also raised awareness and advocated ways to help people affected with cancer and mental illness.
Answer:
The idea that the oldest rock will always be the bottom layer of a series of rock layers is called the principle of superposition.
Explanation:
According to the law or principle of superposition, the sequence of layers of sedimentary rock go from the oldest, at the bottom, to the youngest, at the top. Sedimentary rock is formed when pieces of rock and even of living organisms - once they die, of course - are deposited on a surface. As time passes, new pieces are deposited on top of the older pieces. That process happens again and again until we have different layers of sedimentary rock, the first one being the oldest, that is, the one that was first deposited there.
The correct answer is <em>D) American firms purchasing industrial equipment from German companies</em>.
The balance of trade is the difference between a nation's exports and imports in a given period. A nation is considered to have a trade surplus when its exports exceed its imports. On the other hand, it is considered to have a trade deficit when its imports exceed its exports.
The United States currently holds a trade deficit. In this case, the purchase of German equipment represents a contribution to the total imports of the United States. Therefore, there is a growth in the trade deficit of the country.
He labeled them tactical planning and operational planning
