KThe lengths of pregnancies are normally distributed with a mean of 269 days and a standard deviation of 15 days. a. Find the probability of a pregnancy lasting308 days or longer. b. If the length of pregnancy is in the lowest 3%, then the baby is premature. Find the length that separates premature babies from thosewho are not premature.Click to view page 1 of the table. Click to view page 2 of the table.a. The probability that a pregnancy will last 308 days or longer is(Round to four decimal places as needed.)b. Babies who are born on or before(Round to the nearest integer as needed.)days are considered premature..

Answered: The lengths of pregnancies are normally…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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If y=3.1 n= 1.6 standard deviation Find probability that the child spends less than 3.4 hours a day unsupervised What percent of the children spend over 4 hours per day unsupervised. Round 2 decimal 66% of all children spend at least how many hours per day unsupervised.
IQ is normally distributed with a mean of 100 and a standard deviation of 15. Suppose one individual is randomly chosen. Let X = IQ of an individual. The middle 70% of IQs fall between what two values? Write the probability statement.State the two values.x1= x2=
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You play a game of chance that you can either win or lose (there are no other possibilities) until you lose. Your probability of losing is p = 0.61. What is the probability that ita. takes 2 games until you lose. b. takes 5 games until you lose. c. Find the mean c. Find the standard deviation.
The number of bacterial colonies on a petri dish can have an average of 2.5 per cm2 Define the variable of interest for this scenario. What probability distribution do you think best describes the situation? Why? Calculate the mean and standard deviation of the distribution
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