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

Stats, 1. A search engine site claims that, on average, one out of five vis...

1. A search engine site claims that, on average, one out of five visitors clicks on an ad. (a) If 8 users visit the site, what is the probability that at least three click on an a

Use this information to construct the 90% and 95% confidence, From random s...

From random sample of 48 days in a recent year, U.S. gasoline prices had a mean of $3.63. Assume the population standard deviation is $0.21?

Fertility-define the annual crude birth rate, Fertility:  In order to study...

Fertility:  In order to study at which speed, at which the population is increasing, fertility rates are used which are of various types? Important among these are: Crude birth rat

Calculate the standard error and confidence interval, 1. You have a regiona...

1. You have a regional country-year dataset over 10 years of 150 total observations, within this data you have 25 observations where the ruling party has lost power. (a) Assumin

Discuss single control chart , Question 1 A courier company conducted ...

Question 1 A courier company conducted a brainstorming session amongst drivers to ascertain the reasons why it was unable to deliver items to households, always right first ti

Characteristic, 1. Mention the characteristics of Statistics. Explain any t...

1. Mention the characteristics of Statistics. Explain any two applications of Statistics.

Barter system, Define the barter system with examples where payment is made...

Define the barter system with examples where payment is made in kind instead of cash. A barter system whereby the payment for purchases is made in kind instead of, in cash. i.e.

Job costing order, Diketahui: Biaya Bahan Baku 15.500 Biaya Tenaga Kerja La...

Diketahui: Biaya Bahan Baku 15.500 Biaya Tenaga Kerja Langsung:14.750 Biaya Overhead pabrik 11.800 Barang Jadi 37500 Bahan baku yang deibebankan ke satu pesanan yang masih dalam

Construct a cumulative relative frequency plot, Examine the distributions o...

Examine the distributions of weight and height. Are there any outliers? If so deal with them appropriately. Create a new variable that divides weight into groups. Produce a tabl

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