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Course Code : MS-08
Course Title : Quantitative Analysis for
Managerial Applications
Assignment No. : MS08/SEM-II/2010
Coverage : All Blocks

Note: Attempt all the questions and send it to the coordinator of the study centre, you are attached with.

1. ‘The manager should seek some balance between quantitative and qualitative factors in decision making’. Elaborate the statement giving the situations in which various statistical tools are used.
2. Among the examinees in an examination 30%, 35% and 45% failed in Statistics, in Mathematics, and in at least one of the subjects respectively. An examinee is selected at random. Find the probabilities that
1. He failed in Mathematics only
2. He passed in Statistics, if it is known that he has failed in Mathematics
3. From a set of 1000 observations known to be normally distributed, the mean is 534 cm and SD is 13.5 cm. How many observations are likely to exceed 561 cm? How many will be between 520.5 cm and 547.5 cm? Between what limits will the middle 50% of the observations lie?
4. Write a note on “standard error. Distinguish between Standard error and Sampling error.
5. Compute the two regression equations on the basis of the following data: