Permanent dwellings on the entire reservation

Assignment Help Basic Statistics
Reference no: EM132412470

A random sample of 5400 permanent dwellings on an entire reservation showed that 1557 were traditional hogans.

(a) Let p be the proportion of all permanent dwellings on the entire reservation that are traditional hogans. Find a point estimate for p.

(b) Find a 99% confidence interval for p. (Lower and upper limit)

Give a brief interpretation of the confidence interval.

(c) Do you think that np > 5 and nq > 5 are satisfied for this problem? Explain why this would be an important consideration.

Reference no: EM132412470

Questions Cloud

Determining the standard deviations of the? mean : According to the Chebyshev? rule, what percentage of these funds are expected to be within ?±8 standard deviations of the? mean?
Compute the method of least squares : Compute the method of least squares to find the equation of the regression line.
Variable from the regression equation : In a multiple regression analysis, two independent variables are considered, and the sample size is 25.
How many customers ordered at most two toppings : The remaining pizzas were cheese pizzas with no toppings. How many customers ordered at most two toppings on their pizza?
Permanent dwellings on the entire reservation : A random sample of 5400 permanent dwellings on an entire reservation showed that 1557 were traditional hogans.
Global Business Model Analysis and Meta Level Changes : Assignment - Global Business Model Analysis and Meta Level Changes - Assess the impact upon the respective firm's business model
Determining the normal probabilistic distribution : After reading and analyzing the material presented in sections 6-1, 6-2 and 6-3, perform the exercises for this activity, which will evaluate your learning
Confidence interval estimate for the proportion of students : Show your calculations for the margin of error and give your interpretation of the confidence interval estimate.
Calculate the range-population variance : Calculate the range, population variance, and population standard deviation for the following data set.

Reviews

Write a Review

Basic Statistics Questions & Answers

  Develop a payoff cost table for this situation what

beverly mills has decided to lease a hybrid car to save on gasoline expenses and to do her part to help keep the

  Find a symmetric interval about the mean salinity

Find a symmetric interval about the mean salinity such that 50% of all salinity levels lie in this interval. What are the endpoints of this interval called?

  Bond interest rates-excel formulas

Make three-month and four-month moving averages for this time series. Does the three-month or four month moving average provide the better forecast? Explain.

  How many ways can the three balls be drawn

A box contains 7 white balls and 3 red balls. Three balls are drawn at random. Inn how many ways can the three balls be drawn.

  What is the formula to calculate question

What is the formula to calculate this question: The current price of a stock is $ 51.84 and the annual effective risk-free rate is 10.1 percent.

  Test of regression coefficient using spss

Fit a linear regression model for bp against sodium. Do you think this is a model with a good fit? Why?

  Assume that there are 400 undergraduates in the college of

assume that there are 400 undergraduates in the college of business. 35 students are taking a data mining class and 300

  Find reasonable idealized population that sample represents

You have landed nine sales contracts with an average price of $3,782 and a standard deviation of $1,290. Identify a reasonable idealized population.

  In testing the difference between two population means

in testing the difference between two population means which of the following assumptions is not true for the

  Find average number of barrels that can be pumped daily

An article in Forbes discusses the problem of oil and gas reserves around the world. Forecasting the amount of oil available is difficult.

  Discuss the relationship between arl and type i and ii error

Discuss the relationship between ARL and type I and II errors.- How are rational samples selected? Explain the importance of this in the total quality systems approach.

  A sample of 308 subscribers to wired magazine shows the

a sample of 308 subscribers to wired magazine shows the mean time spent using the internet is 14.8 hours per week with

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