What are the other two data values

Assignment Help Basic Statistics
Reference no: EM13902047

1. The sample mean and sample variance of five data values are, respectively, x¯ = 104 and s2 = 16. If three of the data values are 102, 100, 105, what are the other two data values?

2. Suppose you are given the average pay of all working people in each of the 50 states of the United States.

(a) Do you think that the sample mean of the averages for the 50 states will equal the value given for the entire United States?

(b) If the answer to part (a) is no, explain what other information aside from just the 50 averages would be needed to determine the sample mean salary for the entire country. Also, explain how you would use the additional information to compute this quantity.

Reference no: EM13902047

Questions Cloud

Analyze the various ethical issues a financial manager : Analyzethevariousethicalissues afinancialmanagercouldpotentiallyfaceandhowthesecouldbehandled
Corporations law question : Advise the directors of Quick-Finance Ltd of their chances of success in successfully suing ER Sun to recover the $1 million dollars loaned to Nine Dragons Ltd on the basis of the contents of the auditor's report which they viewed on the world wide w..
Major differences between the two types of proceedings : In this module, you have learned about securities, as well as when attachment and perfection occurs.For this assignment, think of three items you personally have that involve a security. If you do not actually have any security interests, list three ..
Explain how modern theory of rent is an improvement : Explain how modern theory of rent is an improvement over Marshall''s theory of rent.
What are the other two data values : Suppose you are given the average pay of all working people in each of the 50 states of the United States. Do you think that the sample mean of the averages for the 50 states will equal the value given for the entire United States?
Please use the following hypothetical scenario : anet Johnson, an African American woman, has been working at the Tennessee Hydroelectric plant for 15 years. During that time, his performance reviews have been exemplary. She decided to apply for the new plant foreman position. Although she felt tha..
What reasons were given for the excessive amount of damages : What reasons were given for the excessive amount of damages against Dupont? How might this affect future similar lawsuits? Why would the medical monitoring expenses cost nearly $500 million? What recourse does Dupont have?
The plaintiff, smith corona, was the last remaining : The plaintiff, Smith Corona, was the last remaining manufacturer of portable electric typewriters in the United States. An action was brought to challenge the method used by the International Trade Administration to determine whether the Japanese typ..
Explain how a pie chart can be constructed : Explain how a pie chart can be constructed. If a data value had relative frequency r, at what angle would the lines defining its sector meet?

Reviews

Write a Review

Basic Statistics Questions & Answers

  The deciles of any distribution are the points that mark

the deciles of any distribution are the points that mark off the lowest 10 and highest 10. on a density curve these are

  What type of educational background do ceos have

What type of educational background do CEOs have? In one survey, 344 CEOs of medium and large companies were asked whether they had an MBA degree. There were 97 MBAs

  Test claim that proportion of people reporting imporvement

Test the claim that the proportion of the people reporting imporvement was higher amoung the experimental treatment group than the control treatment. use z= 1.96.

  Conducting a hypothesis test

Conduct a hypothesis test using H 0 : σ 2  = .009216 to see whether the sample data indicate that the variability in interest rates changed.

  Description of sampling distribution of mean

A person asks, "what do you think is the ideal number of children for a family to have?" The 497 females who responded had a median of 2, mean of 3.02, and a standard deviation of 1.81.

  Estimate the simple regression line

Construct frequency distribution tables for both the exports and imports data. Plot the frequency distributions on to one graph. Comment on your graphs.

  A sample of 250 observations is selected from a normal

a sample of 250 observations is selected from a normal population for which the population standard deviation is known

  Test for the significance of the slope

Below you are given a partial computer output based on a sample of 21 observations, relating an independent variable (x) and a dependent variable (y).

  Two-way anova with replication

A student team in a business statistics course performed a factorial experiment to investigate the time required for pain-relief tablets to dissolver in a glass of water.

  Develop forecast of enrollment using exponential smoothing

Develop a forecast of enrollment next semester using exponential smoothing with a a= 0.2. Assume that an initial forecast for the first semester was 120 (so the forecast and the actual were the same.)

  Sample size for estimating the population proportion

Suppose that past data are not available for developing a planning value for p; therefore, you will use p = 0.050 for the planning average.

  Details regarding quantitative analysis

The economists in the Obama administration suggested that the stimulus package that they recommended in early 2008 would keep unemployment under eight percent.

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