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8. La dependencia de servicio al estudiante de la Corporación Universitar
Iberoamericana, si al requerir estimar el ingrese, promedio de sus estudiantes
nivel nacional seleccionó 62 estudiantes con una desviación estándar de 80000
pesos en su salario y un nivel de confianza del \( 99 \% \), determine el error usado par
haber realizado este calculo.
Statistics
Mar 23, 2025
La dependencia de servicio al estudiante đe la Corporación Universitaria
Iberoamericana, requiere estimar el ingreso promedio de sus estudiantes a nivel
nacional. Si se tiene conocimiento que a la fecha hay 17315 estudiantes inscritos y
se está dispuesto a acepta un error de más o menos 150000 pesos, con una
desviación estándar de 950000 pesos y un nivel de confianza del \( 95 \% \). Determine
el tamaño de la muestra que se debe seleccionar para calcular estimar dicho
parámetro.
Statistics
Mar 23, 2025
Explique el paso a paso necesario para determinar el valor de z que
correspondiente a un nivel de confianza del 93% y ejemplifiquelo por medio de
una grafica.
Statistics
Mar 23, 2025
Water is leaking out of an inverted conical tank at a rate of _ cubic centimeters per min at the same time that water is being pumped into the tank at a constant rate. The tank has helght 8 meters and the diameter at the top is 3 meters. If the water level is rising at a rate of 19 centimeters per minute when the height of the water is 4.5 meters, find the rate at which water is being pumped into the tank in eubic centimeters per mitiute. _ \frac{\mathrm{cm}^{3}}{\mathrm{~min}}
Calculus
Mar 23, 2025
Convert 3 from radians to decimal degrees. Round to 1 decimal place if necessary. 3 radians
Pre Calculus
Mar 23, 2025
Un triangolo rettangolo ha i cateti che misurano
5ae2a+1. Se si aumenta il primo di 3a+2e si
diminuisce il secondo di a, qual è la differenza tra
la seconda e la prima area?
Geometry
Mar 22, 2025
In un rettangolo la base supera di 3 il quadruplo dell'altezza, che misura h+1. Trova il perimetro e l'area in funzione di h.
[10 h+16 ; 4 h^{2}+11 h+7]
Algebra
Mar 22, 2025
Use the table to answer the following questions.
The marginal, or additional, gain from Bella's first hour spent working, from 7:00 AM to 8:00 AM, is 120 problems.
The marginal gain from Bella's third hour spent working, from 9:00 AM to 10:00 AM, is 60 problems.
The following week, Bella's statistics faculty advisor gives her some advice. In all their years of teaching they claim to observe that working on 105
students are able to review lecture notes at a constant pace during each hour spent studying.
Given this information, in order to use her 4 hours of time spent studying to get the highest possible test score, how many hours should she have
spent solving multiple choice problems, and how many hours should she have spent reviewing lecture notes?
0 hours working on problems, 4 hours reading
1 hour working on problems, 3 hours reading lecture notes. Form sime
3 hours working on problems, 1 hour reading
4 hours working on problems, 0 hours reading
Economics
Mar 22, 2025
What is an ongoing amount paid by an individual to maintain insurance coverage?
Select one:
Co-insurance
Deductible
Formulary
Premium
Economics
Mar 22, 2025
2011^2 - 2010^2=
Algebra
Mar 22, 2025
Homework Origins and How Question Bank Helps
Who Invented Homework?
Homework dates back to the late 19th century, often being credited to an Italian educator named Roberto Nevilis as its creator. Nevilis introduced homework-like assignments as an extra means of reinforcing education outside school hours; although homework-type assignments existed prior to Nevilis. Indeed, ancient civilizations such as Greeks and Romans utilized similar strategies of reinforcing learning outside classroom hours. While Nevilis formalized this practice into homework as we know it today; its meaning has significantly evolved with different cultural and educational influences shaping its current meaning over time.
Does Homework Help Students Learn?
Yes, homework can be a useful tool for reinforcing what children learn in the classroom, but its efficacy is dependent on numerous things. According to research, homework that is purposeful and balanced can help students acquire crucial skills such as time management, critical thinking, and problem solving. However, excessive or badly designed schoolwork can cause stress and exhaustion. Homework works best when it is designed to reinforce key concepts, foster independent thinking, and provide opportunities for personal reflection. So, while homework can be beneficial, the trick is determining the appropriate amount and manner to help pupils learn without overwhelming them.
How Can Question Bank Help You?
Question Bank by UpStudy is an invaluable tool designed to aid students in tackling homework across an array of subjects. As an extensive question bank that mirrors real student homework problems, Question Bank ensures the content remains practical and applicable for the task at hand. No matter your subject matter--be it math, science or history - Question Bank provides questions curated specifically to match assignments from real students; helping you practice key concepts while simultaneously preparing you for exams by offering expertly sourced questions that enable smart studying with deeper material grasp and greater insight!
