Question
For an experiment we have the following data set: n =
4, ∑ X = a,∑ Y = 10,∑ XY = 21,∑ X2 = 30,∑ Y2 = 30 the correlation coefficient is -0.8 then the value of a is:Solution
The correct answer is C
They chanted slogans praising their beleaguer leader who, along with his younger brother, is the target of anti-government protests in the island that i...
Select the most appropriate ANTONYM of the given word.
BARREN
Select the most appropriate synonym of the given word.
GRACEFUL
A number of valuables lost (A) / were lost (B) in the sudden fire that caught the hotel building.
According to me, Seema should attend (A) / woul...
Select the most appropriate ANTONYM of the given word.
LAMENT
The state of national politics may offer the Conservative leadership fewer reasons to feel genuine (A) / sanguine (B).
It brought a host of dome...
The cultivation of grapevines.
Select the most appropriate meaning of the given idiom.
Keep a lid on
Dealers cannot __________ profit due to increase in excise duty, and they should not be ___________ with loss due to reduction.
Select the most appropriate option to substitute the underlined segment in the given sentence. If there is no need to substitute it, select No improvem...
