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Question: If a student is selected at random from a group of 20 students, where 12 are girls and 8 a..
Question: A jar contains 4 red, 5 green, and 6 blue marbles. What is the probability of randomly sel..
Question: In a lottery, there are 10 tickets, and 3 of them are winning tickets. What is the probabi..
Question: A card is drawn from a standard deck of 52 cards. What is the probability that the card dr..
Question: In a class of 30 students, 18 are boys and 12 are girls. If a student is selected at rando..
Question: For the data set: 5, 7, 8, 9, 10, what is the mean absolute deviation?Options: 1234Correct..
Question: If the data set has a mean of 30 and a variance of 16, what is the standard deviation?Opti..
Question: What is the mode of the data set: 1, 2, 2, 3, 4, 4, 4, 5?Options: 1234Correct Answer: 4Sol..
Question: Calculate the interquartile range (IQR) for the data set: 1, 3, 7, 8, 9, 10.Options: 4567C..
Question: In a data set, the mean is 20 and the median is 18. What can be inferred about the data?Op..
Question: What is the coefficient of variation if the mean is 50 and the standard deviation is 5?Opt..
Question: Find the range of the data set: 10, 15, 20, 25, 30.Options: 15202530Correct Answer: 15Solu..
Question: If the standard deviation of a data set is 3, what is the variance?Options: 36912Correct A..
Question: What is the variance of the data set: 2, 4, 4, 4, 5, 5, 7, 9?Options: 2.53.54.55.5Correct ..
Question: In a data set, if the values are 2, 4, 4, 4, 5, 5, 7, what is the mode?Options: 4527Correc..
Question: If the mean of a data set is 50 and there are 10 values, what is the total sum of the valu..
Question: What is the median of the following data set: 1, 3, 3, 6, 7, 8, 9?Options: 3678Correct Ans..
Question: In a frequency distribution, if the class intervals are 0-10, 10-20, 20-30 and their frequ..
Question: Find the arithmetic mean of the first five prime numbers.Options: 5678Correct Answer: 7Sol..
Question: What is the weighted mean of the scores 70, 80, 90 with weights 1, 2, 3 respectively?Optio..
Question: Calculate the range of the data set: 8, 12, 15, 20, 22.Options: 10121415Correct Answer: 10..
Question: If the mode of the data set 3, 4, 4, 5, 6, 6, 6, 7 is removed, what is the new mode?Option..
Question: In a class of 5 students, their scores are 12, 15, 18, 20, and 25. What is the median scor..
Question: What is the mean of the data set: 5, 10, 15, 20, 25?Options: 10152025Correct Answer: 15Sol..
Question: A box contains 4 red, 3 green, and 2 blue balls. If a ball is drawn and it is green, what ..
Question: A student is selected at random from a class of 40 students, where 25 are boys and 15 are ..
Question: In a group of 100 people, 60 like cricket, 30 like football, and 10 like both. What is the..
Question: A box contains 5 white and 3 black balls. If a ball is drawn and it is black, what is the ..
Question: In a survey, 70% of people like tea, and 40% like coffee. If 30% like both tea and coffee,..
Question: A card is drawn from a standard deck of 52 cards. What is the probability that the card is..
