survey statistics, Basic Statistics

Assignment Help:
#qa national poll of 1836 respondents indicated that 36% support the NDP. Test whether this is sufficient evidence to show that the NDP support has increased since the election. Use the .05 level of significance and show your manual calculations.
(b) Suppose you wanted to estimate the national level of support for the NDP using a 95%
confidence interval with a margin of error of ±1%. What sample size would be required?
(c) Suppose that, in a random sample of 17 University of Ottawa students from Quebec, 8
indicated a preference for the NDP. Test whether this is sufficient evidence to indicate that the level of support for the NDP among U of O students from Quebec is higher than 30.6%. Use the .05 level of significance and show your manual calculations. Why does this not allow us to infer anything about the national level of support for the NDP?
uestion..

Related Discussions:- survey statistics

Interpret predictability and behaviou, Shafts are cut to length by two mach...

Shafts are cut to length by two machines, A and B. Each machine cuts 50 percent of all shafts in approximately the same amount of time. Machine A's shafts are all good, but Machine

Perform multiple regression, You have collected data on 4 continuous variab...

You have collected data on 4 continuous variables (diastolic BP, age, weight, and average number of minute of exercise per week)you think may be related to total cholesterol levels

Managerial, Kody Corporation uses a job-order costing system with a plantwi...

Kody Corporation uses a job-order costing system with a plantwide overhead rate based on machine-hours. At the beginning of the year, the company made the following estimates:

Logistic regression model, Model 1:  Let's consider the logistic regression...

Model 1:  Let's consider the logistic regression model, which we will refer to as Model 1, given by log(pi / [1-pi]) = 0.25 + 0.32*X1 + 0.70*X2 + 0.50*X3

Operation research, meaning,definition,scope,origin,advantages and limitati...

meaning,definition,scope,origin,advantages and limitation of operation research ?

calculate the merger premium, Consider the following pre-merger informatio...

Consider the following pre-merger information concerning two firms, Mokhaba Manufacturers and Mabhida Merchants:  Data

Type of correlation, The correlation coefficient can take values from -1 to...

The correlation coefficient can take values from -1 to 1. If the correlation coefficient lies in the range (-1,0) then we say that the correlation is negative, on the other hand if

Compute the test statistic, Choose a variable and collect data consisting o...

Choose a variable and collect data consisting of at least 30 values. Before collecting the data, decide what a likely average might be, then complete the following: a. Write a b

Simple random sample, A simple random sample of n = 300 full-time workers i...

A simple random sample of n = 300 full-time workers is selected from a company list containing the names of all n = 5000 full-time workers in order to evaluate job satisfaction. Gi

Information systems development, report on comparing information system in ...

report on comparing information system in organisations

Write Your Message!

Captcha
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