User Account

All Pages

Is it reasonable to conclude that the students at the

Assignment Help Basic Statistics
Reference no: EM13583808

Q1. A random sample of 50 students at the University of Florida revealed the mean number of hours slept last night was 6 hours and 48 minutes (6.8 hours). The standard deviation of the sample was .9 hours. A previous study concluded that Americans get a mean of 7 hours of sleep per night. Is it reasonable to conclude that the students at the University of Florida sleep less than the typical American? Compute the p-value.

Q2. According to a CBS News survey, 40% of Americans do not eat breakfast. A sample of 30 high school students found 16 had skipped breakfast that day. Use the .01 significance level to check whether high school students are more likely to skip breakfast.

Reference no: EM13583808

Questions Cloud

What is the empirical formula of a compound with the : what is the empirical formula of a compound with the following percent composition 40 percent sulfur and 60 percent
Your accounting supervisor has instructed you to verify : your accounting supervisor has instructed you to verify the accuracy of the days bank credit card sales and then
Assume that you are the new accounting manager for a : visit a local movie theater and check out both its concession area and its showing areas. the manager of a theater must
Compute the expected value of the size of the freshman : the table below gives the size of the freshman class entering bsc for the past several years.class
Is it reasonable to conclude that the students at the : q1. a random sample of 50 students at the university of florida revealed the mean number of hours slept last night was
Third martins net profits for the current year were : ingram is a certified public accountant cpa employed by jordan keller and lane cpas to audit martin enterprises inc. a
The energy involved when an electron is added to a gaseous : the energy involved when an electron is added to a gaseous atom of an element is called aionization energy blattice
Galley corp a merchandiser recently completed its 2011 : galley corp. a merchandiser recently completed its 2011 operations. for the year 1 all sales are credit sales 2 all
Explain the process of preparing a solid waste management : if a question asks you to explain or describe that implies several sentences are required. if a question asks you to

Reviews

Write a Review

Basic Statistics Questions & Answers

  Normal probability-emloyee dental insurance

Shaver Manufacturing, Inc., offers dental insurance to its employees. A recent study by the human resource director shows the annual cost per employee per year followed the normal probability distribution

  Describe why in economic thinking we are concerned

economics is about allocation of limited resources to their best use. similar to the rest of economy healthcare sector

  Linear optimization model to determine optimal mix

Develop and solve a linear optimization model to determine the optimal mix to maximize profit, and write a short memo to the president, Kathy Chung, explaining the sensitivity information in language that she can understand.

  Case study-ohio company

Ohio Company provided the following information regarding its only product--ice skates.

  Can the president conclude that there is difference

The standard deviation is $10,000, can the president conclude that there is difference? At a =0.10, is he correct? The hypotheses and the claim.

  Find the standardized scores for both student

Gerald takes the ACT mathematics test and scores 23. ACT math scores are Normally distributed with mean 22.4 and standard deviation 4.2. Find the standardized scores for both students.

  Null and alternative hypothesis for one-sample testing

Discuss how the null and alternative hypothesis for one-sample testing differs from two-sample testing; and explain how these two hypothesis' are the same, and provide a numerical example?

  Twotail test to claim average cottage cheese consumption

Which of following statements would be right concerning a twotail test at 0.05 level of significance? We can conclude that average cottage cheese consumption in America is at least 0.705 pound more or less than 2.75 pounds per person per year.

  Describe the three assumptions of anova

List and describe the three assumptions of ANOVA. When should researchers use different hypothesis tests for independent and related samples? What is the difference between a one-way-ANOVA and a two-way-ANOVA?

  What is the probability of a given pair to be formed

If 5 men and 5 women are to be chosen randomly and then paired off, what is the probability of a given pair (Alice-Bob) to be formed?

  Confidence intervals and t-interval for mean

A 2007 study reported in Science magazine stated that fifth-grade teachers scored a mean of 3.4 (out of 7) points for "providing evaluative feedback to students on their work." Assume that the sample size was 36 and the sample standard deviation w..

  Discussion of a regression analysis

What are the requirements that must be met for a regression analysis? What happens if these requirements are violated? Why is the analysis of residuals important?

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