Mean and standard deviation of distribution

Assignment Help Basic Statistics
Reference no: EM1390062

It is very difficult for small businesses to be successful. The Small business administration estimates that 20 percent will dissolve or go bankrupt within two years. A sample of 50 new businesses is selected. (show work)

a. What is the mean and standard deviation of this distribution?

b. What is the probability that more than 16 in the sample will go bankrupt?

c. what is the probability that exactly 14 will go bankrupt?

d. What is the probability that between 7 and 9 businesses will go bankrupt?

e. What is the probability that between 7 and 15 businesses will go bankrupt?

Reference no: EM1390062

Questions Cloud

Describe some adaptations in the flora of this biome : The following information came from an undisclosed area of the globe. Your mission, should you choose to accept it, is to determine where this climatological data set originated.
What is the yield to maturity for an swh corporation : What is the yield to maturity for an SWH Corporation bond on January 1, 2006 if the market price of the bond on that date is $1,035?
Confidence interval-population mean : As part of a safety check, the Keystone Cops randomly stopped 65 ambulances and checked their tire pressure. The sample mean was 32 lbs/sq. in. with a sample standard deviation of 2 lbs/sq. in. Find the 98% confidence interval for the population m..
Market uses a dividend valuation model : Assuming that there is a perfect market in St Jamesa Ltd's shares, and that the market uses a dividend valuation model, show how the market value of the shares has been affected by the Board's decision.
Mean and standard deviation of distribution : It is very difficult for small businesses to be successful. The Small business administration estimates that 20 percent will dissolve or go bankrupt within two years. A sample of 50 new businesses is selected. (show work) (a) What is the mean and ..
The estimated net income and new cash flow : The companmy is considering a capital expenditure of $480,000. It has an estimated life of 4 years and no salvage value. The estimated net income and new cash flow from the project are as follows:
Primary reason for the incredible success of viruses : Primary reason for the incredible success of viruses in their incredible diversity. Explain why a virus that is well adapted to one species and causes no apparent disease can upon a switch to a new host range cause severe disease
What qualitative measure approach will most likely be used : what qualitative measure approach will most likely be used to accomplish this task?
Find value for the low protein diet : The results are 1.1670×104 cpm for the normal diet and 7458 cpm for the low-protein diet conditions. You should createa graph similar to the one at the bottom of the figure that demonstrate the normalized results relative to the normal diet condition..

Reviews

Write a Review

Basic Statistics Questions & Answers

  Calculating the probability values

What is the probability that all tree students pick a different card?

  Explain observational and experimental study designs

A study published in the New England Journal of Medicine (Aug. 2001) suggests that it's dangerous to enter a hospital on a weekend. During a 10-year period, researchers tracked over 4 million emergency admissions to hospitals in Ontario, Canada. T..

  Finds the confidence interval

Find the relative risk for moderate beer drinkers as compared to nondrinkers, finds the 95% confidence interval

  Evaluating the factor effects

Evaluate the factor effects. Find out which factors are significant in explaining yield.

  Evaluate the mean and the median

Evaluate the mean, the median, and the mode of the salaries. Which best describes a typical salary and Evaluate the range, variance, and standard deviation of the data set. Interpret the results in the context of the real-life setting.

  Slope of the regression model

Use the t test to determine whether the slope of the regression model is significant at α = 0.05.

  What is the distribution with a mean of 0

Which of the following is NOT true regarding the normal probability distribution.

  Improving individuals knowledge of web page design

Using a significance level of 0.05, can we conclude from this information that the course is successful in improving individuals' knowledge of Web page design?

  Grouped frequency distribution

Construct a grouped frequency distribution using six classes.

  Random sample of registered iowa voters

Are the events "Republican" and "30-44" independent? Justify your answer. Are the events "Democrat" and "65+" independent? Justify your answer.

  Ninety eight percent confidence interval

Create a 98 percent confidence interval for the population mean.

  Probability of recycling habbits

One environmental group did a study of recycling habits in a California community. It found that 73% of the aluminum cans sold in the area were recycled. (Round your answers to four decimal places.)

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