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Question: A jar contains 4 red, 5 green, and 6 blue marbles. What is the probability of picking a gr..
Question: Which of the following elements can form an expanded octet?Options: CarbonNitrogenOxygenPh..
Question: What is the electron geometry of a molecule with four electron groups around the central a..
Question: In which of the following molecules does hydrogen bonding occur?Options: CH4H2OCO2N2Correc..
Question: What is the primary factor that determines the shape of a molecule according to VSEPR theo..
Question: Which of the following statements about resonance structures is true?Options: They represe..
Question: What is the molecular geometry of SF6?Options: OctahedralTetrahedralTrigonal bipyramidalSq..
Question: What type of hybridization is present in methane (CH4)?Options: spsp2sp3sp3dCorrect Answer..
Question: Which of the following molecules has a linear geometry?Options: CO2H2ONH3CH4Correct Answer..
Question: What is the bond order of a molecule with 10 electrons in a molecular orbital diagram?Opti..
Question: What is the standard deviation of the data set: 1, 2, 3, 4, 5?Options: 11.522.5Correct Ans..
Question: If the data set is: 3, 7, 7, 19, what is the median?Options: 7101112Correct Answer: 7Solut..
Question: In a data set, the values are: 1, 2, 3, 4, 5. What is the interquartile range?Options: 123..
Question: The mean of a data set is 50 and the standard deviation is 5. What is the coefficient of v..
Question: If the data set is {5, 7, 7, 8, 10}, what is the mode?Options: 57810Correct Answer: 7Solut..
Question: What is the median of the following numbers: 3, 1, 4, 2, 5?Options: 2345Correct Answer: 3S..
Question: What is the weighted mean of the scores 80, 90, and 70 with weights 1, 2, and 1 respective..
Question: Calculate the range of the following data set: 15, 22, 8, 19, 30.Options: 7152230Correct A..
Question: If the mode of the data set {1, 2, 2, 3, 4, 4, 4, 5} is removed, what is the new mode?Opti..
Question: In a class of 5 students, their scores are 10, 20, 30, 40, and 50. What is the median scor..
Question: What is the mean of the data set: 2, 4, 6, 8, 10?Options: 4568Correct Answer: 6Solution: M..
Question: A student is selected from a class of 40 students, where 25 are girls and 15 are boys. Wha..
Question: A box contains 5 red, 3 green, and 2 blue marbles. What is the probability of drawing a gr..
Question: In a group of 50 people, 20 are smokers and 30 are non-smokers. If a person is selected at..
Question: In a box of 10 balls, 4 are red and 6 are blue. What is the probability of picking a red b..
Question: In a survey, 70% of people prefer tea over coffee. If 50 people are surveyed, how many pre..
Question: What is the number of subsets of the set H = {x, y, z, w, v}?Options: 3216648Correct Answe..
Question: If G = {1, 2, 3}, how many subsets contain the element \'1\'?Options: 2468Correct Answer: ..
Question: Which of the following sets is a power set of F = {a, b}?Options: {∅, {a}, {b}}{∅, {a}, {b..
Question: If E = {1, 2, 3, 4}, how many proper subsets does E have?Options: 1516148Correct Answer: 1..
