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

Royalty accounts, Ritu acquired a mine on lease from Richa for a period of ...

Ritu acquired a mine on lease from Richa for a period of 8 years at a royalty of ` 60 per tonne of coal produced subject to minimum rent of ` 1,00,000 for the first year, increasin

Illustrate linear correlation, Q. Illustrate Linear Correlation? Ans. ...

Q. Illustrate Linear Correlation? Ans. In bivariate studies we are often interested in finding out whether there is a relationship between two sets of data. Are SAT score

Define how to make a histogram and a frequency distribution, 1. Describe tw...

1. Describe two graphs/tables and how they are used to examine data. 2. Why are graphs and tables useful when examining data? 3. Describe how to make a histogram and a freque

estimate the mean chloride concentratio, An article in the Journal of Env...

An article in the Journal of Environmental Engineering (Vol. 115, No. 3,1989, pp. 608-619) reported the results of a study on the occurrence of sodium and chloride in surface str

Automatic interaction detector (aid), Automatic interaction detector (AID) ...

Automatic interaction detector (AID) A method or the technique which uses a set of categorical explanatory variables to divide data into the groups which are relatively homoge

Normal Approximation to Binomial Probability Distribution, A machine that f...

A machine that fills quart milk cartons is set up to average 32.2 oz per carton, with a standard deviation of 1.2 oz. Assume a normal distribution for all of the cartons filled, wh

Statistics help, Ask question #Minimum 100 words accepteWhen all factors ar...

Ask question #Minimum 100 words accepteWhen all factors are taken into account, an insurance company estimates that the probability of my father making a claim for damages to his p

Determine the price rate-demand , SkyyMarley Airlines has determined that t...

SkyyMarley Airlines has determined that the price elasticity of demand for two customer segments (Coach and Business Class) is -1.35 and -2.50.  Based on their expectations of prof

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