jessejames0223 jessejames0223

24-04-2022
Mathematics

contestada

Assume z is a standard normal random variable. What is the value of z if the area between –z and z is 0.7580?

Respuesta :

Аноним Аноним

24-04-2022

to the right is P(z> Z)

so P(z>Z) = 0.9909

P(z< Z) = 1- 0.9909 = 0.0091

Closest values from a z-table

P(z< -2.37) = 0.00889 (-0.00011 away)

p(z< -2.36) = 0.00914 (+0.00014 away)

so the answer must be (c) since it is between -2.36 and -2.37

Answer Link

Otras preguntas

Each Voyager spacecraft was accelerated toward escape speed from the Sun by the gravitational force exerted by Jupiter on the spacecraft. (a) Is the gravitation

An object is projected vertically upward from ground level. It rises to a maximum height H. If air resistance is negligible, which of the following must be true

A stunt pilot weighing 0.70 kN performs a vertical circular dive of radius 0.80 km.At the bottom of the dive, the pilot has a speed of 0.20 km/s which at that i

Changes in the price of oil: a) can only lead to recessions. b) change the economy principally by changing aggregate demand. c) created both inflation and re

Robbie is in 10th grade and edits the school poetry "zine." He hopes to be a published writer and win a scholarship to a fine arts college. He says he became in

Nourishmix, Inc. manufactures food processors. The target sales price is $420 per unit. The company desires a 30% net profit margin on its products. What is

Tess needs to buy sand for her children’s playground. The sand costs $8 per ton, and there is a delivery cost of $50 with each order. What types of numbers are

In Pieter burueghels panting landscape with the fall of Leary’s where does lcarus drowning take place

Mehmet’s café sells coffee for only $.50, which is less than it costs, but Mehmet hopes customers will come for the coffee and end up buying sandwiches and past

Michael's aunt had picked 15 pumpkins from the garden. Michael's aunt divided the pumpkins evenly among her 5 nephews. How many pumpkins did each nephew receive