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Question:
(a) Find the number of different words which can be formed with the letters A, A, A, B, B, C, C if
(i) there is no restriction (ii) they must start and end with different letters (iii) the A's must be together (iv) the A's must be together and the B's must not be together
(b) (i) In how many ways can 5 balls be selected from 7 red balls and 4 black balls?
(ii) How many of the selections of 5 balls have a majority of black balls?
(iii) Find the probability that if 5 balls are selected at random from a bag containing 7 red balls and 4 black balls, there is not a majority of black balls.
discuss the nature and causes of the components of an economic time series?
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Draw a tree diagram to represent all probabilities for the following. a bag contains 11 red and 8 blue marbles. Two marbles are selected at random without replacement from the bag.
standard material qty per unit- 2 kg standard price per kg - 4 rs actual value of material purchased- 4000 rs closing stock- 200 kg actual usage- 2.5 kg finished stock sold- 200 u
Problem 1 Statistics plays a vital role in almost every facet of human life. Statistics. Explain the applications of statistics in business and management. Defining Stati
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State the main reason because of which the differences between a Cash Book and Bank Passbook. Ans. The difference can be stated as follows a) Sometime cheque issued to party on t
Quartiles and Percentiles Percentile can be explained as : a measure this tells us what is the percent of the total frequency scored at or below the measure. Quartiles
The Midwestern Manufacturing Company (MMC) is a large manufacturer of electrical generators. The firm has experienced demand for their generators as shown below: Year Demand
1. Generate a large dataset ( at least 1000 observations) µ with a known mean, µ between 20 and 40 and variance s = 9 using rnorm(). identify it as D. Use the functions mean() and
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