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Business Analytics Assessment Test

Business Analytics Test

The mean of 20 numbers is 18. If 3 is added to the first 10 numbers, then what is the new mean?

Out of 200 fish in an aquarium 99% are red. How many red fishes should be removed to reduce the percent of red fish to 98%?

What is the probability of getting a sum 9 from two throws of a dice?

Two cars cover the same distance at the speed of 60 and 64 kmph respectively. Find the distance traveled by them if the slower car takes 1 hour more than the faster car.

Which of the following is a possible value for the median of the below distribution?

A test is administered annually. The test has a mean score of 150 and a standard deviation of 20. If Ravi’s z-score is 1.50, what was his score on the test?

The following pie-chart shows the percentage distribution of the expenditure incurred in publishing a book. Study the pie-chart and answer the questions based on it:

If for a certain quantity of books, the publisher has to pay Rs. 36,000 as printing cost, then what will be the amount of royalty to be paid for these books?

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