Gestation length (in days) of a dog forms a normally distributed data set with mean 69.2 and standard deviation 2.16 a Determine the probability that a pregnant dog's gestation length is at least 69.2 days long. b. Determine the probability that a pregnant dog's gestation length is less than 65.2 days long. c Determine the probability that a pregnant dog's gestation length is between 63.2 and 72.2 days long.

Gestation length (in days) of a dog forms a normally distributed data set with mean 69.2 and standard deviation 2.16 a Determine the probability that a pregnant dog's gestation length is at least 69.2 days long. b. Determine the probability that a pregnant dog's gestation length is less than 65.2 days long. c Determine the probability that a pregnant dog's gestation length is between 63.2 and 72.2 days long.

A First Course in Probability (10th Edition)

10th Edition

ISBN:9780134753119

Author:Sheldon Ross

Publisher:Sheldon Ross

Chapter1: Combinatorial Analysis

Section: Chapter Questions

Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...

See similar textbooks

Similar questions

On a mathematics test in a high school, scores are normally distributed with a mean of 77 and a standard deviation of 16.8. A student is randomly selected. Find the probability that his/her score is between 60 and 80.
Assume that people playing World of Warcraft in a week has a normal distribution with a mean of 54 hours and a standard deviation of 11 hours. Find the probability that a randomly selected person played more than 89 hours. Round to four decimals places.
The average height of mall giraffes is 16.3 feet. If the heights are normally distributed with a standard deviation of 3.2 feet, find the probability that a male giraffe is between 15 and 20 feet tall.
Traveling between University of Santo Tomas and Rizal Park, Manila via shuttle bus takes, on average, 28 minutes with a standard deviation of 10 minutes. In a given time, a bus transported passengers 40 times. What is the probability that the average transport time was greater than 30 minutes? Assume the mean time is measured to the nearest minute.
The annual income for a sample of 450 part-time students is normally distributed with a mean income of $31,000 and a standard deviation of $3,000. What is the probability their annual income is $22,000-$28,000? Do not use Excel Use Z SCORE
Infant birth weights are normally distributed with a mean of 8 pounds and a standard deviation of 0.8 pounds. What is the probability of infants will weigh between 8.8 and 9.6 pounds
The patient recovery time from a particular surgical procedure is normally distributed with a mean of 5.65.6 days and a standard deviation of 2.12.1 days. What is the probability of spending more than two days in recovery? A.) 0.9568 B.) 0.0432 C.) 0.8922 D.) 0.0401
Traveling between University of Santo Tomas and Rizal Park, Manila via shuttle bus takes, on average, 31 minutes with a standard deviation of 5 minutes. In a given time, a bus transported passengers 45 times. What is the probability that the average transport time was less than 30 minutes? Assume the mean time is measured to the nearest minute
Boston, Massachusetts, averages 211.7 sunny days per year. Assume that the number of sunny days follows a normal distribution with a standard deviation of 20 days. 20 What is the probability that Boston has less than 200 sunny days in a given year? a 0.2394 b 0.2520 c 0.2653 d 0.2793
Assume the girths (circumferences) of five year old oak trees in the Jefferson National Forest are normally distributed with a mean of 18.5 inches and a standard deviation of 3.5 inches. USING THE EMPIRICAL RULE, find the probability that a randomly selected 5 year old oak tree from the Jefferson National Forest will have a girth between 15 and 25.5 inches. Draw a diagram.
College students average 7.1 hours of sleep per night with a standard deviation of 35 minutes. If the amount of sleep is normally distributed, what proportion of college students sleep for more than 8.1 hours? Probability =
Accrotime is a manufacturer of quartz crystal watches. Accrotime researchers have shown that the watches have an average life of 36 months before certain electronic components deteriorate, causing the watch to become unreliable. The standard deviation of watch lifetimes is 4 months, and the distribution of lifetimes is normal.