Q.12745·Miscellaneous·2013·EasyIn this question, a number of sentences are given. The sentences are underlined in three separate parts and each one is labelled (a), (b), (c). Read each sentence to find out whether there is an error in any underlined part. No sentence has more than one error. When you find an error in any one of the underlined parts (a), (b) or (c), indicate your responses on the Answer Sheet at the appropriate space. You may feel that there is no error in a sentence. In that case, (d) will signify a 'No error' response.View question
Q.12746·Miscellaneous·2013·EasyConsider the following frequency distribution : If the total of the frequencies is 100 and mode is 25, then which one of the following is correct?View question
Q.12747·Miscellaneous·2013·EasyConsider the following statements : 1. Both variance and standard deviation are measures of variability in the population. 2. Standard deviation is the square of the variance. Which of the above statements is/are correct?View question
Q.12748·Miscellaneous·2013·EasyThe marks obtained by 13 students in a test are 10, 3, 10, 12, 9, 7, 9, 6, 7, 10, 8, 6, 7. The median of this data isView question
Q.12749·Miscellaneous·2013·EasyThe standard deviation of the observations 5, 5, 5, 5, 5 isView question
Q.12750·Miscellaneous·2013·EasyIf two lines of regression are perpendicular, then the correlation coefficient r isView question
Q.12751·Miscellaneous·2013·EasyWhich one of the following vectors is normal to the vector i^ + j^ + k^ ?View question
Q.12752·Miscellaneous·2013·EasyThe average marks obtained by the students in a class are 48. If the average marks obtained by 25 boys are 40 and the average marks obtained by the girl students are 48, then what is the number of girl students in the class?View question
Q.12753·Miscellaneous·2013·EasyMarks obtained by 7 students in a subject are 30, 55, 75, 90, 50, 60, 39. The number of students securing marks less than the mean marks isView question
Q.12756·Miscellaneous·2013·EasyTwo numbers are successively drawn from the set U = {1, 2, 3, 4, 5, 6, 7, 8}, the second being drawn without replacing the first. The number of elementary events in the sample isView question
Q.12757·Miscellaneous·2013·EasyIf X follows a binomial distribution with parameters n = 100 and p = 1/3, then P(X = r) is maximum whenView question
Q.12758·Miscellaneous·2013·EasyA fair coin is tossed repeatedly. The probability of getting a result in the fifth toss different from those obtained in the first four tosses isView question
Q.12759·Miscellaneous·2013·EasyA bag contains 5 black and 3 white balls. Two balls are drawn at random one after the other without replacement. What is the probability that both are white?View question
Q.12760·Miscellaneous·2013·EasyFour coins are tossed simultaneously. What is the probability of getting exactly 2 heads?View question
Q.12761·Miscellaneous·2013·EasyWhat is the probability of getting a sum of 7 with two dice?View question
Q.12762·Miscellaneous·2013·EasyIn throwing a six-faced die, let A be the event that an even number occurs, B be the event that an odd number occurs and C be the event that a number greater than 3 occurs. Which one of the following is correct?View question