A standard deviation of 15 minutes. what is the probability, Ask an Expert

Statistics

This needs answered immediately. A different tutor was assigned to me and he gave me numerous incorrect answers out of 17 problems and this is due today in a few hours. This is just one of the problems he got wrong and needs answered today by 5 PM EST. It cannot be late or is of no use to me. The deadline can NOT be extended.

The time to fly between New York City and Chicago is normally distributed with a mean of 140 minutes and a standard deviation of 15 minutes. What is the probability that a flight takes less than 140 minutes or greater than 160 minutes?

View complete question

Statistics and Probability, Statistics

Category:- Statistics and Probability
Reference No.:- M998379

Have any Question?Write your Review or question?

Related Questions in Statistics and Probability

A statistics student has collected data from a random

A statistics student has collected data from a random sample of 20 college students at his school. He collected data on many variables including GPA (grade point average) and how many hours per week they play video games ...

You apply both valuation criteria and financial strength

You apply both valuation criteria and financial strength criteria in choosing stocks. The probability that a randomly selected stock from your investment universe meets your valuation criteria is 0.25. Given that a stock ...

Briefly summarize the partnership business structure and

Briefly summarize the partnership business structure and the equity rights partners have, both in the context of managerial rights and ownership.

A sample of 175 randomly selected students found that the

A sample of 175 randomly selected students, found that the proportion of students planning to travel home for thanksgiving is 0.64 What is the standard deviation of the sampling distribution.

Carrie ds has 67 million shares of common stock outstanding

Carrie D's has 6.7 million shares of common stock outstanding, 3.7 million shares of preferred stock outstanding, and 27.00 thousand bonds. If the common shares are selling for $29.80 per share, the preferred share are s ...

A random sample ofnbsp86nbspeighth grade students scores on

A random sample of 86 eighth grade? students' scores on a national mathematics assessment test has a mean score of 292. This test result prompts a state school administrator to declare that the mean score for the? state' ...

Retail stores experience their heaviest returns on december

Retail stores experience their heaviest returns on December 26th and December 27th each year. The distribution for the Number of Items Returned (X) for Hilldale Macy's on those days last year is given in the table below. ...

If we are interested in job satisfactionname a variable

If we are interested in job satisfaction. Name a variable that correlates with job satisfaction but we do not have causation. Name a variable that you believe may have a casual relationship with job satisfaction. Name a ...

According to a pew research center poll 22 of adult

According to a Pew Research Center poll, 22% of adult Americans have contributed to an online fundraising project. A random sample of 100 adults is selected. Let the random variable X be the number of adult Americans who ...

Diastolic blood pressures are approximately normally

Diastolic blood pressures are approximately normally distributed with a mean of 75 and a standard deviation of 10. If we consider samples of 20 patients, what is the 90th percentile of the mean diastolic blood pressure?

4,153,160 Questions Asked
13,132 Experts
2,558,936 Questions Answered

Ask Experts for help!!

Looking for Assignment Help?

Start excelling in your Courses, Get help with Assignment

Write us your full requirement for evaluation and you will receive response within 20 minutes turnaround time.

Ask Now Help with Problems, Get a Best Answer

Recent Questions

Ask Statistics and Probability Expert