Journal investigation of the performance

Assignment Help Basic Statistics
Reference no: EM1392146

A business journal investigation of the performance and timing of corporate acquisitions discovered that in a random sample of 2,863 firms, 848 announced one or more acquisitions during the year 2000. Does the sample provide sufficient evidence to indicate that the true percentage of all firms that announced one or more acquisitions during the year 2000 is less than 27% Use a = 0.10 to make your decision.

Reference no: EM1392146

Questions Cloud

Real-world poisson distribution situation : Share 1 real-world binomial distribution situation and 1 real-world Poisson distribution situation. Be sure to explain why each example is defined as binomial or Poisson.
Significance and use of normal curve : Consider the relationship between derived scores and the normal curve. In terms of the normal curve and how it relates to psychological testing and assessment.
Statistics-curves and distribution : The standard deviations s1 and s2 can be used when Ó1 and Ó2 are unknown and you believe that the underlying distribution is normal. Then, you would use s1 and s2 with the t-test for hypothesis testing.
Company is designing a product layout for a new product : A company is designing a product layout for a new product. It plans to use this production line eight hours a day in order to meet projected demand of 480 units per day
Journal investigation of the performance : A business journal investigation of the performance and timing of corporate acquisitions discovered that in a random sample of 2,863 firms, 848 announced one or more acquisitions during the year 2000.
Compute the current weighted average cost of capital : Calculate the project's initial, time 0 cash  flow, taking into account all side effects and compute the current weighted average cost of capital (WACC) of DEI. Show all workings and state clearly the assumptions underlying your computations.
Screening test for a rare disease : A pharmaceutical company has developed a screening test for a rare disease that afflicted 2% of the population. Unfortunately, the reliability of this test is only 80%, which means that 20% of the tested will get a false positive.
Comparing two different normal distributions : Supposing that both tests measure the same kind of ability, who has the higher score? If grading were done on a curve, what would their respective percentages be?
Process helps improve quality and productivity : The Malcolm Baldrige award selection process helps improve quality and productivity by which of the following means?

Reviews

Write a Review

Basic Statistics Questions & Answers

  The mean of a standard normal probability distribution

The mean of a standard normal probability distribution.

  Mean for the discrete data

Given are the numbers of times the machine was used over each of the last 30 days. Find out the mean number of times the machine was used per day.

  Determining sampling technique

After polling every 8 th graduate, a major university estimated annual salary of its alumni to be $103,000.  What sampling technique was used?

  Hypothesis-means of retailers

Test the hypothesis that there is no difference between the means of retailers (α= .05). Select a multiple comparison test, if necessary, to determine which groups differ in mean sales (α= .05).

  Finding the regression equation

Find out the regression equation Determine the value of Rsquare? Comment on value.

  Use newpatient and court as independent variables

Report descriptive statistics, assumptions tests, effect sizes (partial eta) as well as tests of statistical significance.

  Distributed random variable with a mean

The weight of a small Starbucks coffee is a normally distributed random variable with a mean of 370 grams and a standard deviation of 15 grams. Find the weight that corresponds to each event:

  Probability of the average mileage of four tires

Truck tire life is normally distributed with a mean of 60,000 miles and a standard deviation of 4,000 miles. You bought four tires. What is the probability that the average mileage of the four tires exceeds 66,000 miles?

  Details regarding standard deviation

Here are the shopping times (in minutes) for a sample of shoppers at a particular shoe store: 25, 38, 34, 41, 37 and find the standard deviation of this sample of shopping times. Round your answer to at least two decimal places.

  Following normal probability distribution

A study group of long distance phone calls made from the corporate offices of Pepsi Bottling Group, Inc., in Somers, New York, revealed the length of the calls, in minutes, follows normal probability distribution.

  Evidence of a difference in the variability

At the .05 level of significance, is there evidence of a difference in variability in the shipping time between the two outlets? What decision should the carpet manufacturer make?

  Overhead spending variance-volume variance

From the following information for Alfred Industries compute the overhead spending variance and the volume variance:

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