Question
Which one of the following correlation type when one
variable increases the other tends to increase?Solution
A positive correlation is one in which both the variables change together in the same direction.
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The speed of ‘A’ and ‘B’ is 30 km/hr and 12 km/hr, respectively. If the distance covered by ‘A’ in ‘x’ hours is 360 km more than that by...
Due to fog, the speed of a train was reduced to (2/3)rd of its original speed, resulting in a delay of 45 minutes. Find the usual time taken ...
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