Guía de ejercicios - Distribución Normal

Calcule la desviación estándar de la distribución de la media muestral cuando se tome una muestra de tamaño 36 de una población con media u = 420 y desviación estándar o = 24. Respuesta:

6) A swimming pool is 6.00 m wide and 15.0 m long. The shallow end is 1.00 m deep, while the deep end is 2.00 m deep. What is the force of the water on one of the trapezoidal sides of the pool? 0.00

47. The cross sectional area of the cylinder underneath the car is 700 cm2 and the cross sectional area of the cylinder at the end with the air compressor is 8 cm². If a car is lifted by a force of 2,800 kg, what force should be exerted by the air compressor? a) 32 kg b) 28 kg c) 24 kg d) 20 kg

8)

Un kilogramo de uva vale 48 pesos ¿cuanto se deberá pagar por las siguientes cantidades?

12 cm find volume 10cm 12cm 2017 Chuy ↑ a) 480 c 6) 720cm ³ ст 3 C) 147,3 cm³ a) 40cm 3

Determine the work done if an electric hoist lifts 2500 -pound car 6 feet.

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In una leva di primo genere in equilibrio,la potenza è il quadruplo della resistenza aumentata di 5 kg e i bracci sono rispettivamente di 6 m e 26 m. Calcola la potenza e la resistenza. [15 kg;65 kg]

7) Expresa el cálculo combinado que te permite hallar su área y su perímetro. 5 cm 6 cm 4 cm 12 cm 8) Halla el lado pedido, planteando la ecuación correspondiente, según el dato que tenes en cada figura. 10 cm 5 cm 7 cm Área total = 70 cm² X cm

How much work is required to pump all the water from a right circular cylindrical tank, that is 8 feet in diameter and 9 feet tall, if it is emptied at a point 1 foot above the top of the tank? (A 54,448 ft.lb. B 52,316л ft.lb. 49,421л ft.lb. 56,305x ft.lb. (D)

A force of 10 lb is required to hold a spring stretched 4 inches beyond its natural length. How much work is done in stretching it from its natural length to 6 inches beyond its natural length? (Hint: 1 ft- 12 in) 45 ft-lbs 3.75 ft-lbs 22.5 ft-lbs 7.5 ft-lbs

Geometry Unit 3 mutoy 5) 6) 22 m Volume = 35m

Volume = Volume = Volume = 9) 8) 7) 20 ft 4 yd 19 yd 13 ft 11 in Volume = Volume = Volume = P8 yd 14 in .......rt 16 ft

A shipping clerk pushes a heavy package across the floor. He appliesa force of 64 pounds in a downward direction, making an angle of 358 with thehorizontal. If the package is moved 25 feet, how much work is done by the clerk?

Can someone please help me?

Find the surface area of each of the following figures using the given values.

A rectangular prism and its net are shown below. The top and bottom of the prism are shaded. (All lengths are in centimeters.) (a) Find the following side lengths for the net. A = cm B = cm 4 10 C = cm D = ]en A cm (b) Use the net to find the lateral surface area of the prism. Neither the top nor bottom is included. cm Check © 2021 McGraw hp

A force of 16 lb is required to hold a spring stretched 8 in. beyond its natural length. How much work W, in feet*pounds, is done in stretching it from its natural length to 13 in. beyond its natural length?