Engineering, 20.08.2021 18:30 kenziekey831
Porfavor ayuda es urgente
dadas las bajas calificaciones de los estudiantes de los cinco grupos del grado 8, se realizo una investigación sobre las horas que semanalmente cada alumno dedica al estudio después de salir de clases. los resultados obtenidos se presentan en las dos primeras columnas de la siguiente tabla, la cuál debes completar
intervalos
20-27
28-35
36-43
44-51
52-59
frecuencia absoluta
5
6
8
7
10
frecuencia relativa
porcentaje %
absoluta acumulada
frecuencia relativa acumulada
marca de clase
completar
Answers: 2
Other questions on the subject: Engineering
Engineering, 04.07.2019 18:20, moneywaydaedae
Air is compressed isentropically from an initial state of 300 k and 101 kpa to a final temperature of 1000 k. determine the final pressure using the following approaches: (a) approximate analysis (using properties at the average temperature) (b) exact analysis
Answers: 1
Engineering, 04.07.2019 18:20, annette211pdd8v9
For a gate width of 2 m into the paper, determine the force required to hold the gate abc at its location.
Answers: 1
Engineering, 04.07.2019 19:20, lovenahofer
Apreheater involves the use of condensing steam at 100°c on the inside of a bank of tubes to heat air that enters at 1 atm and 25°c. the air moves at 5 m/s in cross flow over the tubes. each tube is 1 m long and has an outside diameter of 10 mm. what is the minimum value of nl needed to achieve an outlet temperature of t 75 c? what is the corresponding pressure drop across the tube bank?
Answers: 3
Engineering, 06.07.2019 02:30, cofran
A75mm diameter shaft is supported in a journal bearing 75mm long with a diametral clearance of 0. 1mm. it supports a radial load of 1000 n and is lubricated with sae 50 oil at 70°c. find the friction torque and the power loss when the crankshaft rotates at 2900 rev/min.
Answers: 1
You know the right answer?
Porfavor ayuda es urgente
dadas las bajas calificaciones de los estudiantes de los cinco grupos de...
Questions in other subjects:
