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Question: The scalar product of two unit vectors is 0. What can be inferred about these vectors?Opti..
Question: If A = i + 2j + 3k and B = 4i + 5j + 6k, what is the value of A · B?Options: 32302826Corre..
Question: If A = 5i + 2j and B = 3i + 6j, find the angle θ between A and B if A · B = |A||B|cos(θ).O..
Question: If sin A = 5/13, what is the value of cos A?Options: 12/135/1213/51/5Correct Answer: 12/13..
Question: If a = 2 and b = 5, what is the value of a² + 2ab + b²?Options: 49253664Correct Answer: 49..
Question: What is the value of (x - 4)(x + 4)?Options: x² - 16x² + 16x² - 8x² + 8Correct Answer: x² ..
Question: Which of the following is true for the identity (x + y)²?Options: x² + y²x² + 2xy + y²x² -..
Question: If sin A = 0, what is the value of A? (2019)Options: 0°90°180°360°Correct Answer: 0°Exam Y..
Question: For the data set: 3, 3, 3, 3, 3, what is the variance? (2023)Options: 0123Correct Answer: ..
Question: If the variance of a population is 25, what is the standard deviation? (2022)Options: 5101..
Question: Calculate the variance for the following data: 2, 4, 4, 4, 5, 5, 7, 9. (2019)Options: 4567..
Question: The standard deviation of a data set is 5. If all values are increased by 2, what will be ..
Question: If the variance of a data set is 16, what is the range of the data if the minimum value is..
Question: A box contains 10 balls, of which 4 are red and 6 are blue. If one ball is drawn, what is ..
Question: Two dice are thrown simultaneously. What is the probability that the sum of the numbers on..
Question: A group of students reported the number of hours they studied last week: 2, 3, 2, 4, 5, 2,..
Question: In a survey, the number of languages spoken by individuals is recorded as follows: 1, 2, 2..
Question: The following numbers represent the number of books read by students: 1, 2, 2, 3, 4, 4, 4,..
Question: In a set of numbers: 5, 6, 7, 5, 8, 5, 9, 6, what is the mode?Options: 5678Correct Answer:..
Question: A survey of favorite fruits yielded the following results: Apple, Banana, Apple, Orange, B..
Question: Consider the following data set: 10, 20, 20, 30, 40, 30, 30. What is the mode?Options: 102..
Question: In a class, the marks obtained by students are: 45, 55, 45, 60, 70, 55, 55. What is the mo..
Question: Find the mode of the following set of numbers: 4, 1, 2, 4, 3, 4, 5, 1.Options: 1234Correct..
Question: The following data set represents the ages of participants in a survey: 22, 25, 22, 30, 25..
Question: In a data set, the numbers are 3, 7, 7, 2, 5, 7, 8, 9. What is the mode of the data set?Op..
Question: In a set of numbers: 10, 20, 30, 40, 50, what is the median? (2023)Options: 20304050Correc..
Question: What is the median of the following set: 4, 1, 7, 3, 9, 2? (2022)Options: 3456Correct Answ..
Question: If the following numbers are given: 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, what is the median? (20..
Question: For the data set: 5, 8, 12, 15, 20, what is the median? (2020)Options: 1215108Correct Answ..
Question: What is the median of the following numbers: 22, 18, 25, 30, 20? (2021)Options: 20222530Co..