Question

time spent waiting at a coffee shop xan be modeled as a random variable if the...

time spent waiting at a coffee shop xan be modeled as a random variable if the average time spent waiting at the coffee shop is 4 hours, find the probability that a customer leaves the coffee shop in less than 2 hours
Math   Statistics-And-Probability   
0 0
Add a commentTranscribed image text
Next >

Homework Answers

Answer #1

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
A customer spending waiting time at a place check-in counter is a random variable with mean...
A customer spending waiting time at a place check-in counter is a random variable with mean 8.2 minutes and standard deviation 1.5 minutes. Suppose that a random sample of n = 49 customers is observed. Find the probability that the average time waiting in line for these customers is: (a) Less than 9.3 minutes (b) Between 5 and 10 minutes (c) Less than 7.5 minutes
The time spent waiting in the line is approximately normally distributed. The mean waiting time is...
The time spent waiting in the line is approximately normally distributed. The mean waiting time is 5 minutes and the variance of the waiting time is 9. Find the probability that a person will wait for less than 7 minutes. Round your answer to four decimal places.
The amount of time that a customer spends waiting at an airport check-in counter is a...
The amount of time that a customer spends waiting at an airport check-in counter is a random variable with mean 8.1 minutes and standard deviation 1.6 minutes. Suppose that a random sample of n=50 customers is observed. Find the probability that the average time waiting in line for these customers is (a) Less than 10 minutes (b) Between 5 and 10 minutes (c) Less than 6 minutes Round your answers to four decimal places (e.g. 0.9876).
The time spent waiting in the line is approximately normally distributed. The mean waiting time is...
The time spent waiting in the line is approximately normally distributed. The mean waiting time is 7 minutes and the standard deviation of the waiting time is 3 minutes. Find the probability that a person will wait for more than 1 minute. Round your answer to four decimal places.
The time spent waiting in the line is approximately normally distributed. The mean waiting time is...
The time spent waiting in the line is approximately normally distributed. The mean waiting time is 6 minutes and the standard deviation of the waiting time is 1 minute. Find the probability that a person will wait for more than 7 minutes. Round your answer to four decimal places
Q1 a) The amount of time spouses shop for anniversary cards can be modeled by an...
Q1 a) The amount of time spouses shop for anniversary cards can be modeled by an exponential distribution with the average amount of time equal to 6 minutes. Write the distribution along with the appropriate parameter, state the probability density function, and graph the distribution. b) The number of days ahead travelers purchase their airline tickets can be modeled by an exponential distribution with the average amount of time equal to 10 days. Find the probability that a traveler will...
24) The manager of a bank recorded the amount of time each customer spent waiting in...
24) The manager of a bank recorded the amount of time each customer spent waiting in line during 24) peak business hours one Monday. The frequency distribution below summarizes the results. Find the standard deviation. Round your answer to one decimal place. Waiting time Number of (minutes) customer 0-3 13 4-7 13 8-11 10 12-15 11 16-19 0 20-23 3
You and your partner each arrive at a coffee shop at some random time (uniformly distributed)...
You and your partner each arrive at a coffee shop at some random time (uniformly distributed) between 1 pm and 3 pm. Both of you stay exactly 1 minutes and then leave. (a) What is the probability that you will meet on a given day? (b) Estimate the probability that the number of days you meet in the year of 2020 is larger than 4 as a decimal. Use an approximation technique, rather than calculating the exact probability
The random variable X (population) is the time spent (in minutes) using e-mail per session and...
The random variable X (population) is the time spent (in minutes) using e-mail per session and it is known that X~N(8,1^2). An average session X-bar is based on a sample of 25 sessions. Determine the probability of an average session lasting for less than 8.3 minutes based on a sample of 25 sessions (do not round). That is, P( X-bar ≤8.3)= A. 0.9332 B. 0.8413 C. 0.0668 D. 0.1587
The amount of time spouses shop for anniversary cards can be modeled by an exponential distribution...
The amount of time spouses shop for anniversary cards can be modeled by an exponential distribution with the average amount of time equal to 31 minutes. What is the probability that a randomly selected spouse spends 20 to 77 minutes to shop for anniversary card?
ADVERTISEMENT
Need Online Homework Help?

Get Answers For Free
Most questions answered within 1 hours.

Ask a Question
ADVERTISEMENT