Question

In a particular week, a human resource officer at a large company is given the assignment...

In a particular week, a human resource officer at a large company is given the assignment of phoneinterviewing 36 candidates for a job opening. Suppose a randomly selected phone-interview takes an average of µ = 25 minutes with standard deviation σ = 5 minutes.

(a) Find the approximate probability that the average time of these 36 interviews will take more than 25 minutes. (10 pts.)

(b) Find the approximate probability that the total time of these 36 interviews will take more than 16 hours. (5 pts.)

Math   Statistics-And-Probability   
0 0
Add a commentTranscribed image text
Next >

Homework Answers

Answer #1

For further queries, please comment Below.

Thank you.

0 0
Know the answer?
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Log In

Sign Up

Not the answer you're looking for?
Ask your own homework help question
Similar Questions
The personnel office at a large electronics firm regularly schedules job interviews and maintains records of...
The personnel office at a large electronics firm regularly schedules job interviews and maintains records of the interviews. From the past records, they have found that the length of a first interview is normally distributed, with mean μ = 36 minutes and standard deviation σ = 8 minutes. (Round your answers to four decimal places.) (a) What is the probability that a first interview will last 40 minutes or longer? (b) Fifteen first interviews are usually scheduled per day. What...
The personnel office at a large electronics firm regularly schedules job interviews and maintains records of...
The personnel office at a large electronics firm regularly schedules job interviews and maintains records of the interviews. From the past records, they have found that the length of a first interview is normally distributed, with mean μ = 36 minutes and standard deviation σ = 7 minutes. (Round your answers to four decimal places.) (a) What is the probability that a first interview will last 40 minutes or longer? (b) Thirteen interviews are usually scheduled per day. What is...
The personnel office at a large electronics firm regularly schedules job interviews and maintains records of...
The personnel office at a large electronics firm regularly schedules job interviews and maintains records of the interviews. From the past records, they have found that the length of a first interview is normally distributed, with mean μ = 36 minutes and standard deviation σ = 7 minutes. (Round your answers to four decimal places.) (a) What is the probability that a first interview will last 40 minutes or longer? (b) Twenty first interviews are usually scheduled per day. What...
Will rate for all three questions. Please and thank you! Job Interview: Length The personnel office...
Will rate for all three questions. Please and thank you! Job Interview: Length The personnel office at a large electronics firm regularly schedules job interviews and maintains records of the interviews. From the past records, they have found that the length of a first interview is normally distributed, with mean m 5 35 minutes and standard deviation s 5 7 minutes. (a) What is the probability that a first interview will last 40 minutes or longer? (b) Nine first interviews...
A. Quick Start Company makes 12-volt car batteries. After many years of product testing, the company...
A. Quick Start Company makes 12-volt car batteries. After many years of product testing, the company knows that the average life of a Quick Start battery is normally distributed, with a mean of 44.2 months and a standard deviation of 7.7 months. (a) If Quick Start guarantees a full refund on any battery that fails within the 36-month period after purchase, what percentage of its batteries will the company expect to replace? (Round your answer to two decimal places.) %...
A. The personnel office at a large electronics firm regularly schedules job interviews and maintains records...
A. The personnel office at a large electronics firm regularly schedules job interviews and maintains records of the interviews. From the past records, they have found that the length of a first interview is normally distributed, with mean μ = 38 minutes and standard deviation σ = 4 minutes. (Round your answers to four decimal places.) (i) What is the probability that a first interview will last 40 minutes or longer?____________________ (ii) Ten first interviews are usually scheduled per day....
The human resource group for a company collected data summarizing the educational levels and tenures of...
The human resource group for a company collected data summarizing the educational levels and tenures of the​ company's employees. The results are in the accompanying data table. None AA BA MA PhD less than<1 year 10 2 50 22 10 ​1-5 years 46 9 118 25 12 greater than>5 years 107 34 59 2 1 The different educational levels are no college degree​ (None), associate's degree​ (AA), bachelor's degree​ (BA), master's degree​ (MA), and PhD. The three levels of tenure...
Hi! Thanks for taking the time to check out my problem. If you can please answer...
Hi! Thanks for taking the time to check out my problem. If you can please answer as many as possible and I really appreciate your help. Question 1 2 pts The length of time a person takes to decide which shoes to purchase is normally distributed with a mean of 8.21 minutes and a standard deviation of 1.90. Find the probability that a randomly selected individual will take less than 6 minutes to select a shoe purchase. Is this outcome...
1. Suppose that the time it takes you to drive to work is a normally distributed...
1. Suppose that the time it takes you to drive to work is a normally distributed random variable with a mean of 20 minutes and a standard deviation of 4 minutes. a. the probability that a randomly selected trip to work will take more than 30 minutes equals: (5 pts) b. the expected value of the time it takes you to get to work is: (4 pts) c. If you start work at 8am, what time should you leave your...
1. Given that x is a normal variable with mean μ = 112 and standard deviation...
1. Given that x is a normal variable with mean μ = 112 and standard deviation σ = 14, find the following probabilities. (Round your answers to four decimal places.) (a)  P(x ≤ 120) (b)  P(x ≥ 80) (c)  P(108 ≤ x ≤ 117) 2. Police response time to an emergency call is the difference between the time the call is first received by the dispatcher and the time a patrol car radios that it has arrived at the scene. Over a long...
ADVERTISEMENT
Need Online Homework Help?

Get Answers For Free
Most questions answered within 1 hours.

Ask a Question
ADVERTISEMENT