Answered step by step

Verified Expert Solution

Link Copied!

Question

1 Approved Answer

Posted on Jul 04, 2024

Q.2.3 The time taken to complete a halfmarathon is normally distributed, with an average time ( ) of 3.05 hours and a standard deviation (

Q.2.3The time taken to complete a halfmarathon is normally distributed, with an

average time () of 3.05 hours and a standard deviation () of 0.90 hours. What

is the probability that a randomly selected runner will:

Q.2.3.1Take between 2.80 and 3.25 hours to complete the halfmarathon?

Interpret your answer.

Q.2.3.2Take between 2.35 and 2.85 hours to complete the halfmarathon?

Interpret your answer.

Show calculations

Step by Step Solution

There are 3 Steps involved in it

Step: 1

Get Instant Access with AI-Powered Solutions

See step-by-step solutions with expert insights and AI powered tools for academic success

Step: 2

Step: 3

Ace Your Homework with AI

Get the answers you need in no time with our AI-driven, step-by-step assistance

Get Started

Recommended Textbook for

Project Management The Managerial Process

Authors: Eric W Larson, Clifford F. Gray

8th Edition

1260570436, 978-1260570434

Students also viewed these Mathematics questions

Question

★★★★★

Comp Wiz sells computers. During May 2011, it sold 500 computers at a $900 average price each. The May 2011 fixed budget included sales of 550 computers at an average price of $850 each. (1) Compute...

Answered: 1 week ago

Question

★★★★★

Find the investors expected profit.

Answered: 1 week ago

Question

★★★★★

1. Describe the nature of CPDWs problem. 2. What metrics would you recommend the CPDW use to enhance its pricing strategy? Provide a rationale for your recommendations.

Answered: 1 week ago

Question

★★★★★

This set of homework covers the contents of Chapters 1 and 2. 1 (20 pts) The ciphertext below was encrypted using a substitution cipher. Using letter frequency analysis method of the English language...

Answered: 1 week ago

Question

★★★★★

Write a program that prompts the user to input an integer and then outputs both the individual digits of the number and the sum of the digits. For example, it should output the individual digits of...

Answered: 1 week ago

Question

★★★★★

5. (35 points) Consider a random sample X1, X2, ..., Xn taken from a population with the following density parameterized by > -1: fo(x) = = { + (0+1)x, 0 Answered: 1 week ago

Answered: 1 week ago

Question

★★★★★

1. Answer the following counting questions. a. Out of a group of 7 individuals, in how many ways can a chair, vice chair, and secretary be chosen? b. Among 10 people, 6 will be selected to go to a...

Answered: 1 week ago

Question

★★★★★

You are required the forms as per given scenario. You can choose any offline software to design the form. The form is just a design so needs not be in working stage. You cannot use online platforms...

Answered: 1 week ago

Question

★★★★★

A program that asks the user to enter a number between 1 and 20 (inclusive). It then prints out whether the number is between 1 and 10 (inclusive) or between 11 and 20 (inclusive) or if it is not in...

Answered: 1 week ago

Question

★★★★★

A piece of labor-saving equipment has just come onto the market that Mitsui Electronics, Limited, could use to reduce costs in one of plants in Japan. Relevant data relating to the equipment follow:...

Answered: 1 week ago

Previous Question Next Question