Q.7849·Miscellaneous·2017·EasyThe probability that a ship safely reaches a port is 1/3. The probability that out of 5 ships, at least 4 ships would arrive safely isView question
Q.7850·Miscellaneous·2017·EasyWhat is the probability that at least two persons out of a group of three persons were born in the same month (disregard year)?View question
Q.7851·Miscellaneous·2017·EasyThe following table gives the monthly expenditure of two families: Items Family A Family B Food 3,500 2,700 Clothing 500 800 Rent 1,500 1,000 Education 2,000 1,800 Miscellaneous 2,500 1,800 In constructing a pie diagram to the above data, the radii of the circles are to be chosen by which one of the following ratios?View question
Q.7852·Miscellaneous·2017·EasyIf a variable takes values 0, 1, 2, 3, ..., n with frequencies 1, C(n, 1), C(n, 2), C(n, 3), ..., C(n, n) respectively, then the arithmetic mean isView question
Q.7853·Miscellaneous·2017·EasyIn a multiple-choice test, an examinee either knows the correct answer with probability p, or guesses with probability 1 – p. The probability of answering a question correctly is 1/m, if he or she merely guesses. If the examinee answers a question correctly, the probability that he or she really knows the answer isView question
Q.7854·Miscellaneous·2017·EasyConsider the following statements : 1. Variance is unaffected by change of origin and change of scale. 2. Coefficient of variance is independent of the unit of observations. Which of the statements given above is/are correct?View question
Q.7855·Miscellaneous·2017·EasyFive sticks of length 1, 3, 5, 7 and 9 feet are given. Three of these sticks are selected at random. What is the probability that the selected sticks can form a triangle?View question
Q.7856·Miscellaneous·2017·EasyConsider the following movements : 1.Moplah Rebellion 2.Bardoli Satyagraha 3.Champaran Satyagraha 4.Salt Satyagraha Which one of the following is the correct chronological order of the above in ascending order ?View question
Q.7857·Miscellaneous·2017·EasyWhich one of the following travelogues has given an insight on the reign of Muhammad Bin Tughlaq ?View question
Q.7859·Miscellaneous·2017·EasyIn April 2017, India celebrated 100 years of Mahatma Gandhi’sView question
Q.7860·Miscellaneous·2017·EasyA rainbow is produced due to which one of the following phenomena ?View question
Q.7861·Miscellaneous·2017·EasyBats detect obstacles in their path by receiving the reflectedView question
Q.7862·Miscellaneous·2017·EasyThe statement that ‘heat cannot flow by itself from a body at a lower temperature to a body at a higher temperature’, is known asView question
Q.7863·Miscellaneous·2017·EasyWhich one of the following waves does not belong to the category of the other three ?View question
Q.7866·Miscellaneous·2017·EasyAccording to the Travel and Tourism Competitiveness Index (TTCI) 2017 released by the World Economic Forum, among the 136 economies across the world, India rankedView question