10+ Decision Analytics Associate Interview Questions and Answers

The probability of any 2 ants colliding is 1/3.

• There are 3 possible pairs of ants that can collide.

• Each ant has 2 possible directions to move in.

• The total number of possible outcomes is 2^3 = 8.

• Out of the 8 possible outcomes, 3 result in collision.

• Therefore, the probability of collision is 3/8 or 1/3.

Yes, they should open the zoo.

• Opening a zoo in Mumbai can be a profitable business venture.

• Importing animals from South Africa can attract visitors and enhance the zoo's appeal.

• The zoo can contribute to conservation efforts by raising awareness about endangered species.

• Proper planning and adherence to legal and ethical guidelines are essential.

• Market research and feasibility studies should be conducted to ensure long-term success.

Divide 10 coins with 5 heads up into 2 piles with equal number of heads up while blindfolded.

• Divide the coins into two equal piles of 5 coins each.

• Ensure that each pile has the same number of heads up coins.

• Since you are blindfolded, you can't rely on visual cues, so use your sense of touch to determine which coins are heads up.

• You can also flip the coins over and feel for the heads to ensure equal distribution.

• Alternatively, you can ask someone else to divide the coins for y...read more

Probability of non-collision of ants on corners of equilateral triangle.

• The ants can move in two directions along each edge.

• The probability of collision is 1/3.

• The probability of non-collision is 2/3.

Cut the cake in half, stack the halves, cut in half again, stack the quarters, cut in half again.

• Cut the cake in half horizontally

• Stack the two halves on top of each other

• Cut the cake in half vertically

• Stack the four quarters on top of each other

• Cut the cake in half horizontally again

• Stack the two halves on top of each other again

• Cut the cake in half vertically again

The graph consists of multiple linear segments with different slopes.

• The graph of |x| is a V-shaped graph with a slope of -1 for x < 0 and a slope of 1 for x > 0.

• The graph of |x|+1 is the graph of |x| shifted upwards by 1 unit.

• The graph of x + |x| is a piecewise linear graph with a slope of 2 for x > 0 and a slope of 0 for x < 0.

There are 204 squares in a chess board.

• The chess board has 64 small squares (8x8 grid)

• In addition to the small squares, there are also larger squares formed by combining smaller squares (1x1, 2x2, 3x3, ... 8x8)

• The total number of squares on a chess board is the sum of all these small and large squares

Estimating the number of traffic lights in a city based on population, road density, and traffic flow.

• Consider the population of the city as a factor in determining the number of traffic lights.

• Road density and traffic flow patterns can also influence the placement of traffic lights.

• Consulting city planning documents or traffic engineering studies may provide more accurate data.

• Using satellite imagery or mapping tools to visually estimate the number of intersections with traf...read more

People analytics is the use of data and analytical tools to understand, manage, and improve the performance and engagement of employees.

• Involves collecting and analyzing data on employee behavior, performance, and engagement

• Helps organizations make data-driven decisions related to hiring, retention, training, and performance management

• Can include analyzing factors such as employee turnover rates, productivity levels, and satisfaction surveys

• Uses tools like surveys, performanc...read more

It is impossible to accurately guestimate the number of tennis balls in an airplane without specific information.

• The number of tennis balls in an airplane would depend on the size of the airplane, the purpose of the flight, and whether it is a commercial or private aircraft.

• Factors such as the cargo capacity of the airplane, any specific events or activities taking place on the flight, and any regulations regarding carrying sports equipment would also impact the number of ten...read more

The number of tennis balls in a plane can vary based on the size of the plane and its purpose.

• Consider the size of the plane - larger planes may have more storage space for tennis balls

• Think about the purpose of the plane - a plane used for sports events may have more tennis balls

• Factor in the weight limit of the plane - too many tennis balls could exceed the weight capacity

I ensure alignment with company policies by staying updated on policies, seeking clarification when needed, and consistently following guidelines.

• Regularly review company policies and procedures

• Seek clarification from supervisors or HR if unsure about policies

• Consistently adhere to guidelines in daily work tasks

• Participate in training sessions on company policies

Types of regression include linear regression, logistic regression, polynomial regression, etc.

• Linear regression: used to predict continuous values

• Logistic regression: used for binary classification

• Polynomial regression: fits a curve to data points

• Ridge regression: adds penalty term to prevent overfitting

• Lasso regression: adds penalty term for feature selection