Q.4141·Miscellaneous·2021·EasyThe major source of vitamins and minerals for vegetarians isView question
Q.4142·Miscellaneous·2021·EasyIf human blood is placed in a 2% detergent solution, what will happen to the RBC?View question
Q.4143·Miscellaneous·2021·EasyIf A and B are two events such that P(A) = 3/4 and P(B) = 5/8, then consider the following statements: 1. The minimum value of P(A ∪ B) is 3/4 2. The maximum value of P(A ∩ B) is 5/8View question
Q.4144·Miscellaneous·2021·EasyIf the mode of the scores 10, 12, 13, 15, 15, 13, 12, 10, x is 15, then what is the value of x?View question
Q.4145·Miscellaneous·2021·EasyIn a binomial distribution, the mean is 2 and variance is 5/9. What is the probability that random variable X = 2?View question
Q.4146·Miscellaneous·2021·EasyThe average of a set of 15 observations is recorded, but later it is found that for one observation, the digit in the tens place was wrongly recorded as 8 instead of 3. After correcting the observation, the average isView question
Q.4147·Miscellaneous·2021·EasyIf k is one of the roots of the equation x(x + 1) + 1 = 0, then what is its other root?View question
Q.4148·Miscellaneous·2021·EasyThe mean of 12 observations is 75. If two observations are discarded, then the mean of the remaining observations is 65. What is the mean of the discarded observations?View question
Q.4149·Miscellaneous·2021·EasyFor which of the following sets of numbers do the mean, median and mode have the same value?View question
Q.4150·Miscellaneous·2021·EasyLet two events A and B be such that P(A) = L and P(B) = M. Which one of the following is correct?View question
Q.4151·Miscellaneous·2021·EasyIf the mean of a frequency distribution is 100 and the coefficient of variation is 45%, then what is the value of the variance?View question
Q.4152·Miscellaneous·2021·EasyThe following table gives the frequency distribution of number of peas per pea pod of 198 pods : Number of peas: 1 2 3 4 5 6 7 Frequency: 4 33 76 50 26 8 1 What is the median of this distribution?View question
Q.4154·Miscellaneous·2021·EasyFor a histogram based on a frequency distribution with unequal class intervals, the frequency of a class should be proportional toView question
Q.4155·Miscellaneous·2021·EasyThe numbers of Science, Arts and Commerce graduates working in a company are 30, 70 and 50 respectively. If these figures are represented by a pie chart, then what is the angle corresponding to Science graduates?View question
Q.4156·Miscellaneous·2021·EasyConsider the following measures of central tendency for a set of N numbers: 1. Arithmetic mean 2. Geometric mean Which of the above uses/use all the data?View question
Q.4157·Miscellaneous·2021·EasyWhat is the solution of the following differential equation? ln(dy/dx) + y = xView question
Q.4158·Miscellaneous·2021·EasyWhich one of the following differential equations has the general solution y = ae^x + be^(–x)?View question