Find 99 confidence interval for variance and st deviation

Assignment Help Basic Statistics
Reference no: EM13622532

Find 99% Confidence interval for variance and st deviation of weights of 25 one gallon containers of motor oil ifa sample of 14 containers has a variance of 3.2 ounces.

Reference no: EM13622532

Questions Cloud

A survey was conducted of 611 office workers to determine : a survey was conducted of 611 office workers to determine telephone answering practices i.e how many were able to
You want o test to see if the variances of two processes : for each of the following state the test statistic you would use for a hypothesis testz t f chi squaredx2 or unknown.a
A regression model with one independent variable x1 : a regression model with one independent variable x1 resulted in an sse of 50. when a second independent variable x2 was
A researcher wantd to compare the pulse rate of identical : a researcher wantd to compare the pulse rate of identical twins to see wether there was any differece. eight sets of
Find 99 confidence interval for variance and st deviation : find 99 confidence interval for variance and st deviation of weights of 25 one gallon containers of motor oil ifa
A magazin reported that 6 of american drivers read the : a magazin reported that 6 of american drivers read the newspaper while driving. if 300 drivers ar selected find te
Can we safely conclude that the requirement that : in a sample of 7 cars each car was tested for nitrogen-oxide emmissions in grams per mile and the following results
Critical thinking lurking variables over the past 50 years : critical thinking lurking variables over the past 50 years there has been a strong negative correlation between average
Using the wilcoxon signed ranks test to evaluate the data : a study is conducted to determine whether sunshine affects depression. eight individuals are given a questionnaire

Reviews

Write a Review

Basic Statistics Questions & Answers

  Bayes theorem to find the probability

If HIV virus is actually present, the probability that ELIA test will give a positive result from ELISA is .01. If ELISA has given a positive result, use the Bayes' theorem to find the probability that the HIV virus is actually present.

  Find probability that vending company buy no defective units

A shipment of 150 television sets contains three defective units. In how many ways can a vending company buy three of these units and receive (a) no defective units, (b) one defective unit, and (c) at least two good units?

  Binomial probability of questionnaires

The president of an agency specializing in public opinion surveys claims that approximately 70% of all people to whom the agency sends questionnaires responds by filling out an returning the questionnaire.

  Hypothesis testing for population mean

Using the 0.05 level of significance, is there evidence that the population mean is above $170?

  The mean score of the overall population of high school

a high school decides to add a new course that prepares randomly selected seniors to take a certain standardized test

  Compute the chi-square statistic

Perform all of the calculations to complete this table and compute the chi-square statistic and calculate degrees of freedom for this chi-square test for goodness-of-fit.

  He observed several hundred games and counted the number

question a statistics practitioner working for mlb wants to supply radio and television commentators with interesting

  Hypothesis test of mean repair time

A microwave manufacturing company has just switched to a new automated production system. Unfortunately, the new machinery has been frequently failing and requiring repairs and service.

  Find probability that babies born are girls

You observe the gender of the next 950 babies born at a local hospital. The random variable represents tha number of girls. historically , 49.8% of the babies born are girls?

  Consider again the study of the association between

consider again the study of the association between depression and cardiac disease survivability which showed that of

  Suppose that you are a consultant to an hmo which is being

assume you are a consultant to an hmo that is being evaluated on how well it improves the health status of its enrolled

  A large industrial firm uses 3 local motels to provide

a large industrial firm uses 3 local motels to provide overnight accommodations for its clients. from past experience

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