Ask Question, Ask an Expert

+1-415-315-9853

info@mywordsolution.com

Ask Statistics and Probability Expert

Test whether the two variance are equal at 5% level of significance.

For the samples summarized below, test the hypothesis at ∞ =.05 that the two variances are equal. Variance Number of data values Sample 1 19 8 Sample 2 9 18
a. Reject hypothesis because the test value 2.11 is less than the critical value 3.16.
b. Reject hypothesis because the test value 4.46 is greater than the critical value 3.01.
c. Do not reject hypothesis because the test value 2.11 is less than the critical value 3.16.
d. Do not reject hypothesis as the critical value 3.01 is greater than the test value 4.46.

Statistics and Probability, Statistics

  • Category:- Statistics and Probability
  • Reference No.:- M921997

Have any Question? 


Related Questions in Statistics and Probability

1 in an experiment with two independent variables an anova

1. In an experiment with two independent variables, an ANOVA partitions the total variance into four components. What are they? 2. MS wg  appears in the denominator of every F-test. Why?

In a recent poll of 760 homeowners in the united states one

In a recent poll of 760 homeowners in the United States, one in five homeowners reports having a home equity loan that he or she is currently paying off. Using a confidence coefficient of 0.90, derive an interval estimat ...

Many grocery stores and large retailers such as wal-mart

Many grocery stores and large retailers such as Wal-Mart and K-Mart have installed self checkout systems so shoppers can scan their own items and cash out themselves. How do customers like this service and how often do t ...

Activity first digit phenomenona descriptive statistical

Activity: First Digit Phenomenon A Descriptive Statistical Discovery Instruction Sheet Introduction: Statisticians divide their subject into two major branches. Descriptive Statistics: Based on the concepts and methods n ...

In a poll of 2003 adults within the united states for the

In a poll of 2,003 adults within the United States for the Wall Street Journal, 57% of adults said that public education needs to be improved. Construct a 95% confidence interval for the proportion of all U. S. adults wh ...

A sample size of 50 is selected from a normal distribution

A sample size of 50 is selected from a normal distribution having a mean of 95 and a standard deviation equal to 15. What is the probability of selecting a sample having a mean exceeding 100?

A commuter airline flies airplanes that seat 14 passengers

A commuter airline flies airplanes that seat 14 passengers. From experience, they have learned that, on average, 85% of the passengers holding reservations for a particular flight actually show up for the flight. If they ...

1 what value of cronbachamp39s alpha coefficient indicates

1. What value of Cronbach's alpha coefficient indicates acceptable interitem reliability? 2. Why are researchers sometimes not able to test the reliability of their measures? 3. What steps can be taken to increase th ...

Assume the random variable x is normally distributed with

Assume the random variable x is normally distributed with mean mu = 85 and standard deviation sigma =4. Find the indicated probability. P(x

44nbspof a certain countrys voters think that it is too

44% of a certain country's voters think that it is too easy to vote in their country. You randomly select 12 likely voters. Find the probability that the number of likely voters who think that it is too easy to vote is ( ...

  • 4,153,160 Questions Asked
  • 13,132 Experts
  • 2,558,936 Questions Answered

Ask Experts for help!!

Looking for Assignment Help?

Start excelling in your Courses, Get help with Assignment

Write us your full requirement for evaluation and you will receive response within 20 minutes turnaround time.

Ask Now Help with Problems, Get a Best Answer

Section onea in an atwood machine suppose two objects of

SECTION ONE (a) In an Atwood Machine, suppose two objects of unequal mass are hung vertically over a frictionless

Part 1you work in hr for a company that operates a factory

Part 1: You work in HR for a company that operates a factory manufacturing fiberglass. There are several hundred empl

Details on advanced accounting paperthis paper is intended

DETAILS ON ADVANCED ACCOUNTING PAPER This paper is intended for students to apply the theoretical knowledge around ac

Create a provider database and related reports and queries

Create a provider database and related reports and queries to capture contact information for potential PC component pro

Describe what you learned about the impact of economic

Describe what you learned about the impact of economic, social, and demographic trends affecting the US labor environmen