Chi-square test - job pressure and age

Assignment Help Basic Statistics
Reference no: EM13108043

A study regarding the relationship between age and the amount of pressure sales personnel feel in relation to their jobs revealed the following sample information. Questions are asked of sales people and the numbers of people that are in each group is shown in the table below. Is there a relationship between job pressure and age? (alpha = 0.05)

Degree of Job Pressure

Age(years) Low Medium High

Less than 25 22 16 22

25 up to 40 58 42 40

40 up to 60 54 63 63

60 and older 16 53 51

Reference no: EM13108043

Questions Cloud

Compute the net income for the firm : Lifeline, Inc., has sales of $585,000, costs of $273,000, depreciation expense of $71,000, interest expense of $38,000, and a tax rate of 35 percent.
Write skills to prosper in roles beyond company : What alterations would you make to make sure that each of your employees receives skills that he/she requires to prosper in roles beyond company?
How correlation might be interpreted inappropriately cause : example, how correlation might be interpreted inappropriately as causation, and the possible explanations for the correlation.
Estimating portfolio beta : An individual has $25,000 invested in a stock with a beta of 0.8 and another $40,000 invested in a stock with a beta of 2.0. If these are the only two investments in her portfolio.
Chi-square test - job pressure and age : A study regarding the relationship between age and the amount of pressure sales personnel feel in relation to their jobs revealed the following sample information.
Determine required rate of return on a stock : Assume that the risk-free rate is 7.0 percent and the expected return on the market is 8%. What is the required rate of return on a stock with a beta of 1.4?
Illustrate that person progression through : Imagine that someone was just told they have brain cancer and have only three months to live. Write a brief dialogue that would clearly illustrate that person's progression through each of Kubler-Ross's five sequential stages of death and dying.
Sample size-chi-square questions : Why do the critical values from the Chi-square distribution get larger as the degrees of freedom get larger? Recall that this is opposite the pattern for the t-table.
Describe 6 factors related to a happy marriage : Describe 6 factors related to a happy marriage. Critically evaluate each of them. Which is the most important and least important to.

Reviews

Write a Review

Basic Statistics Questions & Answers

  Estimate the correlation coefficient

Construct a scatter plot of P-RFM and P-HELM. If drawing the plot by hand, use graph paper to ensure accuracy.

  Explaining score influences mean and standard deviation

Explain how one extreme score influences mean and standard deviation.

  Probability distribution rather than continuous probability

Determine the conditions under which you would use a discrete probability distribution rather than a continuous probability distribution. Provide one (1) example to illustrate your reasoning.

  Optimal number of clerks to minimize store expected cost

Using the information provided, determine the optimal number of clerks to have on duty each Satyrday to minimize the store's total expected cost.

  Correlation revelation-chi-squared analysis

Regression and Correlation are two of the most often used and abused tools in research. People are quick to jump to conclusions that if a relationship exists between two variables, then one must cause (causation) the other.

  Probability of person graduating with master-s degree

Determine the probability of randomly selecting a person graduating with Master's degree who didn't major in Education.

  Median of the number of widgets

The number of widgets produced by 9 employees in an eight hour shift is recorded as: 135, 120, 116, 119, 121, 125, 135, 131, 123. What is the median of the number of widgets produced presented above?

  Calculating confidence interval

Calculate a 95% confidence interval for the population mean, based on the sample 10, 12, 13, 14, 15, 16, and 49.

  Question on statistics-poisson distribution

Given 5,000 light bulbs from an outside supplier. If past performance data indicates that these have been 3% defective, and a random sample of 40 parts are drawn from the shipment what is the probability that you will find more than 2 defective pa..

  Create a cumulative percentage distribution

Form the cumulative percentage distribution and plan a cumulative percentage polygon.

  Expected winnings for a person buying one ticket

A raffle offers a first prize of $1000 2 second prizes of $300 and 20 third prizes of $10 each. If 15000 tickets are sold at 75 cents each, find the expected winnings (IN CENTS) for a person buying one ticket?

  Circumstance when the mean is very useful as the average

The mean is a useful measure, but it can be misleading. Describe a circumstance when the mean is very useful as the average and a circumstance when the mean is very misleading as the average.

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