Determining business travel-normal distribution

Assignment Help Basic Statistics
Reference no: EM1392268

The Travel Weekly International Air Transport Association survey asked business travelers regarding the purpose for their most recent business trip. 19% responded that it was for an internal company visit. Suppose 950 business travelers are randomly selected.

a. What is the probability that more than 25% of the business travelers say the reason for the most recent business trip was an internal company visit?

b. What is the probability that between 15% and 20% of the business travelers say that the reason for the their most recent business trip was an internal company?

c. What is the probability that between 133 and171 of the business travelers say the reason for their most recent business trip was an internal company visit?

Reference no: EM1392268

Questions Cloud

Purchased a laptop computer for use during exams : An undergraduate business student has purchased a laptop computer for use during exams. This laptop is perfectly reliable except for two parts: its microchip
Explain the idea for database and partitioned view : Explain the idea for the database along with the thoughts for partitioned view. How would you utilize this partitioned view?
Inverse normal distribution act and sat scores : For given population of high school seniors, the schoolastic aptitude test (SAT) in mathemathics has mean score of 500 with the standard deviation of 100.
Assuming that a new battery has just been installed : Assuming that a new battery has just been installed, what is the probability that the battery will FAIL during a 2 hourexam?
Determining business travel-normal distribution : The Travel Weekly International Air Transport Association survey asked business travelers regarding the purpose for their most recent business trip.
Hospice-s internal quality strengths and quality weaknesses : You are to create the two- to three-page SWOT (strengths, weaknesses, opportunities, and threats) analysis for quality assurance program of hospice facility. Assess the hospice's internal quality strengths and quality weaknesses.
What was the mean absolute deviation for these forecasts : A concert promoter is forecasting this year's attendance for one of his concerts based on the following historical data: YEAR ATTENDANCE Four years ago 10,000 Three years ago 12,000 Two years ago 18,000 Last year 20,000
Provide list of five mla format : Provide list of five Mla format cited reference books for the title Digestive system which Thermodynamic factor is the most significant in accounting for the fact that sulfurous acid is a weak acid?
Fresh fruit consumption-normal distribution : The Statistical Abstract of the United States published by the US Census Bureau reports that the average annual consumption of fresh fruit per person is 99.9 pounds.

Reviews

Write a Review

Basic Statistics Questions & Answers

  Are the data consistent with the model

Test for single Proportion - Are the data consistent with the model? Answer yes or no, and explain briefly.

  Concept of statistical signi cance

Concept of statistical signi cance

  Define the linear programming problem (lpp)

Define the Linear programming problem (LPP)

  Sample results to compute test statistic-p-value

a. State the appropriate hypotheses for your significance test. b. Use the sample results to compute the test statistic and the p-value.

  Mis-communication in statistics

We often hear you can lie with statistics. This is one way of saying statistics can be easily mis-communicated. Find one example of how statistics are mis-communicated and explain why there was a mis-communication and what you would do to correct ..

  Given number of degrees of freedom

Whenever the calculated value of t is equal to or greater than the tabled value of t, for a given number of degrees of freedom, then

  Estimate marginal and conditional probabilities

What is the probability that a cereal would both high calorie and high fiber? In other words, what is P (high calorie and high fiber)?

  Standard error of the sampling distribution

Compute the standard error of the sampling distribution of sample means.

  Purpose of the chi-square test for independence

Explain the purpose of the chi-square test for independence. Provide some practical examples where this test might be used in business.

  Confidence interval using proportion testing

Assume if the students toss the coin 200 times each about 68% should have proportions among what two numbers.

  Confidence interval and true mean

A food snack manufacturer samples 13 bags of pretzels off the assembly line and weighs their contents. If the sample mean is 14.7 oz. and the sample standard deviation is 0.50 oz., find the 95% confidence interval of the true mean.

  Their total cholesterol levels before also after the diet

Utilizing the 5% level of significance as there was a significant change in cholesterol level. Their total cholesterol levels before also after the diet.

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd