If all other quantities remain the same, how does the indicated change affect the minimum sample size requirement? (a) Increase in the level of confidence (b) Increase in the error tolerance (c) Increase in the population standard deviation (a) How does an increase in the level of confidence affect the minimum sample size requirement? Choose the correct answer below. (b) How does an increase in the error tolerance affect the minimum sample size requirement? Choose the correct answer below. An increase in the error tolerance (c) How does an increase in the population standard deviation affect the minimum sample size requirement? Choose the correct answer below. An increase in the population standard deviation

En un estudio realizado a 120 estudiantes de la UNAD sobre su participacion en actividades académicas (C) Conferencias, (W) Workshops y (S) Seminarios, se encontró la siguiente información: .20 estudiantes asisten a conferencias, workshops y seminarios. .30 estudiantes asisten a workshops y seminarios .40 estudiantes asisten a conferencias y workshops. .35 estudiantes asisten a conterencias y seminarios. - 25 estudiantes solo asisten a workshops. .65 estudiantes asisten a conterencias en total. - 55 estudiantes asisten a seminarios en total. ¿Cuântos estudiantes asisten a conferencias o workshops. pero no a seminarios? ¿Cuántos estudiantes asisten solo a conferencias exclusivamente? ¿Cuántos estudiantes asisten a conferencias y seminarios exclusivamente? ¿Existen estudiantes que no asisten a ninguna de las actividades?

MAT 141 Cumulative Final Exam - Chapters \( 1-12 \) Score: \( 26.3 / 111 \) Answered: \( 16 / 75 \) The city of Raleigh has 11,900 registered voters. There are two candidates for city council in an upcoming election: Brown and Feliz. The day before the election, a telephone poll of 250 randomly selected registered voters was conducted. 146 said they'd vote for Brown, 87 said they'd vote for Feliz, and 17 were undecided. Use this information from the sample to complete the following statements about the population of all registered voters in Raleigh. Round your answers to the nearest person. Based on this sample, we could expect \( \square \) of the 11,900 registered voters to vote for Brown. Based on this sample, we could expect \( \square \) of the 11,900 registered voters to vote for Feliz. Based on this sample, \( \square 11,900 \) registered voters are still undecided.

Una prueba Psicológica a estudiantes de primer semestre de ingreso a la universidad se obtuvo como resultado un puntaje con media de 150 y desviación estándar de 25 puntos. ¿Cual es el porcentaje de alumnos que sacaron máximo 105 ?

La duración en horas de cierta marca de bombillos se ajusta a una distribución N(48000, 3000), La duraciōn de los bombillos en un intervalo de confianza del \( 80 \% \) está:

men are randomly selected and tested. Among the men, 563 have color blindness, and among the wo lindness than women at an \( \alpha=0.05 \) level of significance. Round all values to at least 4 decimal places.