Q.2935·Miscellaneous·2022·EasyThe marks obtained by 51 students in a class are in AP with its first term 4 and common difference 3. What is the sum of the deviations measured from the median?View question
Q.2936·Miscellaneous·2022·EasyConsider the following grouped frequency distribution: What is the median of the distribution?View question
Q.2937·Miscellaneous·2022·EasyThere are 90 applicants for a job. Some of them have less than three years experience. Let G be the event that the first applicant interviewed is a graduate and T be the event that first applicant interviewed has at least 3 years experience. What is P(G ∩ T) equal to ?View question
Q.2938·Miscellaneous·2022·EasyThere are 90 applicants for a job. Some of them have less than three years experience. Let G be the event that the first applicant interviewed is a graduate and T be the event that first applicant interviewed has at least 3 years experience. What is P(G | T) equal to ?View question
Q.2939·Miscellaneous·2022·EasyThere are 90 applicants for a job. Some of them have less than three years experience. Let G be the event that the first applicant interviewed is a graduate and T be the event that first applicant interviewed has at least 3 years experience. What is P(T | G) equal to ?View question
Q.2940·Miscellaneous·2022·EasyThe total frequency is 120. The mean is 50. What is the value of p ?View question
Q.2941·Miscellaneous·2022·EasyThe total frequency is 120. The mean is 50. What is the value of q ?View question
Q.2942·Miscellaneous·2022·EasyConsider the following grouped frequency distribution: What is mean deviation about the median?View question
Q.2943·Miscellaneous·2022·EasyConsider the following grouped frequency distribution: What is the mean deviation about the mean?View question
Q.2944·Miscellaneous·2022·EasyWhich one of the following metals is most commonly used for making filament of incandescent electric bulbs?View question
Q.2945·Miscellaneous·2022·EasyThe coefficient of correlation between ages of husband and wife at the time of marriage for a given set of 100 couples was noted to be 0.7. Assume that all these couples survive to celebrate the silver jubilee of their marriage. The coefficient of correlation at that point of time will be:View question
Q.2946·Miscellaneous·2022·EasyThe completion of a construction job may be delayed due to strike. The probability of strike is 0.6. The probability that the construction job gets completed on time if there is no strike is 0.85 and the probability that the construction job gets completed on time if there is a strike is 0.35. What is the probability that the construction job will not be completed on time?View question
Q.2948·Miscellaneous·2022·EasyThe mean and standard deviation (SD) of marks obtained by 50 students of a class in 4 subjects are given below : Which one of the following subjects shows highest variability of marks?View question
Q.2949·Miscellaneous·2022·EasyIf n > 7, then what is the probability that C(n, 7) is a multiple of 7?View question
Q.2950·Miscellaneous·2022·EasyA simple pendulum having bob of mass m and length of string l has time period of T . If the mass of the bob is doubled and the length of the string is halved, then the time period of this pendulum will beView question
Q.2951·Miscellaneous·2022·EasyIn which one of the following devices, the light energy is converted into the electrical energy?View question
Q.2952·Miscellaneous·2022·EasyTwo numbers x and y are chosen at random from a set of first 10 natural numbers. What is the probability that (x + y) is divisible by 4?View question