Mathematics
Mathematics, 16.08.2021 08:40, Adones5104

Let us suppose that the time from Simon getting out of bed until his arrival at school is normally distributed with a mean of 55 minutes and a standard deviation of 5 minutes. Simon's arrival at school is classified as being late if it occurs after 9.10 am. (a) One day Simon gets out of bed at 8.08 am. What is the probability of him arriving late?
(b) For a period of time Simon always gets out of bed at the same time but finds that he arrives late approximately 85% of the time! What time is he getting out of bed (to the nearest minute)?

answer
Answers: 3

Other questions on the subject: Mathematics

image
Mathematics, 22.06.2019 01:00, Latoyajenjins1789
Given the net of the rectangular prism, what is its surface area?
Answers: 1
image
Mathematics, 22.06.2019 02:30, charleetrill8304
From a group of 10 men and 8 women, 5 people are to be selected for a committee so that at least 4 men are on the committee. howmany ways can it be done?
Answers: 2
image
Mathematics, 22.06.2019 05:00, heroic56
100 points and 1- -12=y-36 2- x/25=-25 3- -n=40
Answers: 1
image
Mathematics, 22.06.2019 05:00, 451jonmcco
Atreasure chest sinks at a rate no less than 20 feet er second. the floor of the icean is at most at -4,200 feet. will the tresure chest reach the ocean floor in less than 3 minutes? explain.
Answers: 3
Do you know the correct answer?
Let us suppose that the time from Simon getting out of bed until his arrival at school is normally d...

Questions in other subjects: