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Home Question Bank Math Statistics Archive 2024 November 10

Statistics Questions from Nov 10,2024

Browse the Statistics Q&A Archive for Nov 10,2024, featuring a collection of homework questions and answers from this day. Find detailed solutions to enhance your understanding.

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3) Em uma turma foi número de irmãos e Determine: a) A média b) A mediana c) A moda. Find two \( z \) values, one positive and one negative, that are equidistant from the mean so that the areas in the two tails total \( 3 \% \). Use The Standard Normal Distribution Table and enter the answers rounded to 2 decimal places, separated by a comma if needed. Ithe High School Competency Test A mandatory competency test for high school sophomores has a normal distribution with a mean of 380 and a standard deviation of 114 . Use 9 The Standard Normal Distribution Table. Round the final answers to the nearest whole number and intermediate \( z \) - value calculations to 2 decimal places. Part: \( 0 / 2 \) Part 1 of 2 (a) The top \( 8 \% \) of students receive \( \$ 500 \). What is the minimum score you would need to receive this award? The minimum score needed to receive the award is 4. Para mejorar el estado físico de un atleta, el entrenador del equipo le sugirió correr en promedio 2.500 metros diarios durante un mes. El diagrama muestra los porcentajes correspondientes a las diferentes distancias recorridas durante el mes a. According to the model, how many students, in thousands, were enrolled in schools in 2008 ? Does this underestimate or overestimate the number displayed by the graph? By how much? According to the model, there were 1320 thousand students enrolled in schools in 2008 . Does the answer in the previous step underestimate or overestimate the number displayed by the graph? By how much? Select the correct choice below and, if necessary, fill in the answer box to complete your choice. A. It underestimates the number displayed by the graph by \( \square \) thousand. B. It overestimates the number displayed by the graph by C. It neither underestimates nor overestimates the number displayed by the graph. 1. En una muestra de datos, \( 1,2,3,3,4,4,5,5,6,7, \mathrm{x} \); el promedio es 4 . Entonces el valor de x es: \( \begin{array}{llll}\text { A. } 2 & \text { B. } 3 & \text { C. } 4\end{array} \) 1. Kaleb surveyed the students in the school band about their favorite color. He recorded the results in the following bar graph. Kaleb's Favorite Color Survey Which measure of central tendency should Kaleb use to best represent the data? A. mean B. mode C. range D. median E. Cannot be determined from the given information 3. The mean age of the 5 people in a room is 30 years. One of the 5 people, whose age is 50 years, leaves the room. What is the mean age of the 4 people remaining in the room? A. 14 B. 20 C. 25 D. 30 E. 35 What is the median of the following 9 numbers? \( 66,29,31,49,65,13,80,13,24 \) F. 13 G. 31 H. 41.1 J. 65 K. 80 What is the mean of the following scores? \( 5,93,64,45,58,13,58 \) F. 46 G. 48 H. 52 J. 54 K. 58
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