User Account

All Pages

Variances of the two teams differ

Assignment Help Basic Statistics
Reference no: EM131173691

Summer reading programs are very popular with children. At the Citizens Library, Team Ramona read an average of 23.2 books with a standard deviation of 6.1. There were 21 members on this team. Team Beezus read an average of 26.1 books with a standard deviation of 2.3. There were 23 members on this team. Did the variances of the two teams differ? Use α = 0.05.

Reference no: EM131173691

Questions Cloud

Explain of conclusions of two means-independent samples : The financial aid office of a university asks a sample of students about their employment and earnings. The report says that "for academic year earnings, a significant difference (p = 0.038) was found between the sexes, with men earning more on th..
Reflect on the social contract concept : Review the sections on "Cost Shifting Hits Private Plans" and "Responding to Cost Shifting" in Chapter 3 in Health Policy Analysis: An Interdisciplinary Approach. These sections discuss a concept of a shift in thinking and practice that is sometim..
Calculate the deflection of the wire : Neglecting any frictional effects of the pulleys, calculate the deflection of the wire, expressed in millimeters.
Difference in the variances : Random samples of 30 days each were selected and showed that in the winter months, the sample mean daily attendance was 300 with a standard deviation of 52, and the sample mean daily attendance for the summer months was 280 with a standard deviati..
Variances of the two teams differ : Team Beezus read an average of 26.1 books with a standard deviation of 2.3. There were 23 members on this team. Did the variances of the two teams differ? Use α = 0.05.
Identify one or two main points from each selected article : Identify one or two main points from each selected article. Explain in detail the issues presented in the articles and their impact on the recipients of Medicare. Explain in detail the issues presented in the articles and their impact on the provider..
Describe how quality can be measured : When resolving conflicts does it matter to whom the project manager reports and describe how quality can be measured so that quality improvement efforts can be evaluated for effectiveness.
What goods and products the country you chose exports : Now go to the CIA World Factbook and find out what goods and products the country you chose exports. Then from the icons below the currency selection boxes, select Graphs and then select 1 year;
What foods and liquids she should avoid : What foods and liquids she should avoid , What changes she should make and Barriers she will face in making these changes and how they can be overcome.

Reviews

Write a Review

Basic Statistics Questions & Answers

  Pension worksheet-missing amounts

The accounting staff of Poe Inc. has prepared the following pension worksheet. Unfortunately, several entries in the worksheet are not decipherable.

  Energy range of visible photons

What is the frequency range of visible photons (400 nm to 700 nm)? What is the energy range of visible photons (both i n J an d i n eV)?

  Illegal drug to enhance the performance

It is estimated that 2% of the athletes competing in a large tournament are users of an illegal drug to enhance performance. The test for this drug is 95% accurate. What is the probability that an athlete who tests positive is actually a user?

  Intersection next month

A particular intersection in Delaware is equipped with a surveillance camera. The number of traffic tickets issued to drivers passing through the intersection follows the Poisson distribution and averages 4.5 per month.

  The computer anxiety rating scale cars measures an

the computer anxiety rating scale cars measures an individuals level of computer anxiety on a scale from 20 no anxiety

  Explanatory variables in the regression

A modeler has omitted an explanatory variable that is related to the response but not correlated with the explanatory variables in the regression. The modeler's regression has se = 135. The explanatory variable has s = 15 and slope b = 3. How wil..

  If for the sake of argument we assume that 30 percent of

question on february 8 2002 the gallup organization released the results of a poll concerning american attitudes

  Sampling distribution of the proportion

Suppose that 10% of all adults jog. An opinion poll asks an SRS of 400 adults if they jog. a) What is the sampling distribution of the proportion p^ in the sample who jog?

  The random variable x representing the number of cherries

the random variable x representing the number of cherries in a cherry puff has the following probability

  Short-term aberrations do not affect the long run to

short term versus long runshort-term aberrations do not affect the long run. to illustrate suppose that you flip a coin

  Functions satisfy local or uniform lipschitz condition

Determine if the following functions satisfy local or uniform Lipschitz condition.

  Formulate this problem as a linear programming model be

spencer motors sells automobiles and trucks. the firm makes a 280 profit for each automobile it sells and a 375 profit

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!

Submit Assignment

Academics

Major Subjects

Majors

Get In Touch

whatsapp: +1-415-670-9521

Phone: +1-415-670-9521

Email: [email protected]

TERMS & POLICIES

HELP & SUPPORT

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd