Spam is the price we pay for being able to easily communicate by e-mail. Does spam affect
Question:
Spam is the price we pay for being able to easily communicate by e-mail. Does spam affect everyone equally? In a preliminary study, university professors, administrators, and students were randomly sampled. Each person was asked to count the number of spam messages received that day. The results follow. Can we infer at the 2.5% significance level that the differing university communities differ in the amount of spam they receive in their e-mails?
Transcribed Image Text:
Professors Administrators Students 12 4 4 12 16 10 18 15 18
Fantastic news! We've Found the answer you've been seeking!
Step by Step Answer:
Answer rating: 57% (14 reviews)
ANOVA table F 87 pvalue 4445 There is not enough evidence to conclude that the dif...View the full answer
Answered By
Pushpinder Singh
Currently, I am PhD scholar with Indian Statistical problem, working in applied statistics and real life data problems. I have done several projects in Statistics especially Time Series data analysis, Regression Techniques.
I am Master in Statistics from Indian Institute of Technology, Kanpur.
I have been teaching students for various University entrance exams and passing grades in Graduation and Post-Graduation.I have expertise in solving problems in Statistics for more than 2 years now.I am a subject expert in Statistics with Assignmentpedia.com.
4.40+
3+ Reviews
10+ Question Solved
Related Book For
Statistics For Management And Economics Abbreviated
ISBN: 9781285869643
10th Edition
Authors: Gerald Keller
Question Posted:
Students also viewed these Statistics questions
-
Excess capacity is the price we pay for production differentiation. Evaluate this statement in terms of monopolistic competition.
-
In a preliminary study to determine whether the installation of a camera designed to catch cars that go through red lights affects the number of violators, the number of red-light runners was...
-
Randomly chosen college students were asked if they could touch their nose with their tongue. Six out of 53 men said yes, compared to 15 out of 56 women. (a) Use these data to construct a 95%...
-
Gems Co. uses the indirect method to prepare its statement of cash flows. The following comparative statement of financial position for 2021 and 2022 are presented: At December 31 2022 2021 Property,...
-
Consider the following reference state conditions: the entropy of real saturated liquid methane at 100C is to be taken as 100 kJ/kmol K, and the entropy of hypothetical ideal gas ethane at 100C is to...
-
What do you think of the concept of a transcendent education, as described in the chapter? What can be done to implement such a vision for education?
-
The current through an inductor of inductance \(L\) is given by \(I(t)=I_{\max } \sin (\omega t)\). (a) Derive an expression for the induced emf in the inductor as a function of time. (b) At \(t=0\),...
-
Radial Inc. had sales of $2,400,000 for the first quarter of 2014. In making the sales, the company incurred the costs and expenses shown below Prepare a CVP income statement for the quarter ended...
-
Marshall's concept of external economies and diseconomies refers to: a) Changes in output resulting from changes in input levels b) The effects of production on the environment c) The benefits or...
-
Begin by reading "Tim Hortons uniform may soon include masks, as drive-thrus and dining rooms get a pandemic makeover". As you read the Toronto Star article, make notes and consider how operations...
-
Many college and university students obtain summer jobs. A statistics professor wanted to determine whether students in different degree programs earn different amounts. A random sample of 5 students...
-
A management scientist believes that one way of judging whether a computer came equipped with enough memory is to determine the age of the computer. In a preliminary study, random samples of computer...
-
Complete the proof of Theorem 8.36 by verifying (10).
-
What performance metric of those listed below is the safest to use in order to determine performance of an organization and why? Explain. Net Income, Cash Flow From Operations, EBITDA
-
Let parameters be S(0) = 100, U 0.1, D = = -0.1, R = 0.05 (a) Find E. [S(2)|P] (b) Find (1) and confirm it is the same random variable in (a) (c) Find E. [(3)|P] (d) Find (2) and confirm it is the...
-
Next, the students adjust the ramp into the configuration labeled Ramp 3 in which the lowest part of the ramp has been shaped into a circular curve. The lowest point of Ramp 3 is at the same height...
-
Explain the meaning and importance of the following in fish stock assessment: i. MSY BMSY FMSY
-
Again, if only group classes were offered, assuming that all of the costs associated with the running of group classes (including teachers' wages) are fixed costs, and using the maximum rent, average...
-
Use either indirect proof or conditional proof (or both) and the eighteen rules of inference to derive the conclusions of the following symbolized arguments. Having done so, attempt to derive the...
-
A condenser (heat exchanger) brings 1 kg/s water flow at 10 kPa quality 95% to saturated liquid at 10 kPa, as shown in Fig. P4.91. The cooling is done by lake water at 20C that returns to the lake at...
-
In April 2025, Naomi Duncan opened a car hire business. The following transactions occurred during the first month of the business (ignore GST). Use the following account titles and numbers. Required...
-
Students in the industrial statistics lab at ASU calculate a lot of confidence intervals on suppose all these CIs are independent of each other. Consider the next one thousand 95% confidence...
-
Suppose we have a random sample of size 2n from a population denoted by X, and and E(X = μ and V(X) = σ2. Let be two estimators of μ. Which is the better estimator of μ? Explain your...
-
Let X1, X2, .. , X7 denote a random sample from a population having mean and variance. Consider the following estimators of μ: (a) Is either estimator unbiased? (b) Which estimator is best? In...
-
Using quantitative risk analysis how do we determine ALE (Annual Loss Expectancy)? Choose one 1 point Single Loss Expectancy x Exposure Factor = Annual Loss Expectancy (ALE) Annual Loss Expectancy...
-
If Lena deposited $ 1 comma 000 in cash into a chequing account, Part 2 A. Upper M 1 plus increased and Upper M 2 plus decreased. B. M1+ decreased and M2+ increased. C. Upper M 1 plus and Upper M 2...
-
At December 31 Assets Cash Accounts receivable, net Merchandise inventory Prepaid expenses Plant assets, net Total assets Liabilities and Equity Accounts payable Long-term notes payable Common stock,...
Study smarter with the SolutionInn App