7. The number of days from the time a book is ordered until it is received (including...

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7. The number of days from the time a book is ordered until it is received (including the day the book is ordered and the day that it is received) is a random variable with mean seven days and standard deviation two days. If Helen wants to be 95% sure that she receives a book by a certain date, how early should she order the book?

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Afiya Hongal

In my role as a Teacher Assistant during my college years, I gained substantial hands-on experience and proficiency in tutoring students. I worked closely with O-Level and A-Level students in subjects such as Biology, Physics, and Chemistry. This experience involved: Interactive Teaching Methods: I utilized a variety of teaching techniques, including hands-on experiments, interactive simulations, and practical demonstrations to make complex concepts more understandable and engaging for students. Customized Lesson Plans: I developed tailored lesson plans to address the individual needs and learning styles of each student, ensuring that they received the support they required to grasp challenging material. One-on-One Support: I provided personalized assistance and feedback, helping students with their assignments and exam preparation, and offering extra help outside of regular class hours. Assessment and Evaluation: I assessed students' progress through quizzes, tests, and practical evaluations, and used this information to adjust teaching strategies and provide targeted support. This experience has equipped me with a strong ability to communicate complex concepts effectively and adapt my teaching methods to meet the diverse needs of my students. My hands-on approach ensures that students not only understand the material but also develop a genuine interest in the subjects.

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