Hypothesis testing using chi-square distribution

Assignment Help Basic Statistics
Reference no: EM1313144

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. At the .01 significance level, is there a relationship between job pressure and age?

 

Degree of Job Pressure

Age (years)

Low

Medium

High

Less than 25

20

18

22

25 up to 40

50

46

44

40 up to 60

58

63

59

60 and older

34

43

43

Reference no: EM1313144

Questions Cloud

Find the linear accelerations of block a : Let the masses of blocks A and B be 4.0 kg and 2.0 kg, in that order, the moment of inertia of the wheel about its axis be 0.400 kg*m^2, and the radius of the wheel be 0.140 m. Find the linear accelerations of block A if there is no slipping between ..
Need of cash to be maintained : Calculation of requirement of cash to be maintained and The Wallace Company must maintain a minimum cash balance of $30,000. At the beginning of February the company's cash balance was $50,000.
What are ranges of the rms speeds of the molecules : The reflected sound is afterwards mixed with the transmitted sound, and 85 beats per second are detected. The speed of sound in body tissue is 1520m/s. compute the speed of the fetal heart wall at the instant this measurement is made.
Key functions of digestive system : The key functions of digestive system are the ingestion of food, ______ of food through the digestive system, ______ by ______ and ______ digestion, ______ and ______.
Hypothesis testing using chi-square distribution : At the .01 significance level, is there a relationship between job pressure and age?
Budgeted cash receipts for april : Budgeted cash receipts for April, Calculation of budgeted cash collections and Budgeted purchases of raw materials sales for May
Cross exchange rate between currencies : What was the cross-exchange rate between the Real and the Peso in 2001? Real____/Peso. What was cross-exchage rate between Real and Peso in 2002? Real_____/Peso.
What is the dose equivalent : Two freight cars, each with a mass of 2.9 x 10^5 kg, collide and stick together. One was initially moving at 2.80 m/s and the other was at rest. What is the final speed.
Environment and outcome of environmental problems : Critically explain the environment and outcome of the environmental problems, the strategies and factors which affect the environment and prevention of the environmental strategies with the graphical explanation.

Reviews

Write a Review

Basic Statistics Questions & Answers

  Probability of exactly one success by poisson distribution

Determine the probability of exactly one success given Poisson distribution with mean of 2.0.

  Kolmogorov-smirnov one-sample test

Below are one hundred pseudorandom numbers from a uniform pdf. Set up and test the appropriate goodness-of-fit hypothesis. Let α = 0.05.

  Find the explanatory variables in this study

The height and diameter of 31 trees of a certain species were measured, the trees were cut down, and the volume of usable lumber was determined. Find the explanatory variable(s) in this study are

  Binomial distribution concept

A business owner decides to use a binomial distribution to solve one of his problems.

  Computing f-statistic for linear construct

Compute an F-statistic for each linear construct and determine its significance. Also, state what questions each of these contrasts address.

  Computing probability to receive email during same period

What is the probability she received 5 or more email during the same period?

  Administrator providing the course material

Suppose it costs $25 per student for the administrators to provide the course materials.

  Standard deviation for this suv model

What is the city mileage standard deviation for this SUV model?

  Evaluate the average earnings

If is the proportion of the next 100 shoppers that buy a packet of the crackers after tasting a free sample, then the probability that fewer than 30% buy a packet after tasting a free sample is approximately.

  Normal distribution

Mean threshold values and standard deviations for the three groups are given below. Normal probability plots showed the three populations were well approximated by the Normal distribution.

  Survey on internet regularly

According to a recent survey, 275 of 400 middle-aged Americans said they used the Internet regularly. 140 of 400 senior citizens said they used the Internet regularly.

  Classification of anova

In which category is ANOVA properly classified?

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