State the null hypothesis

Assignment Help Applied Statistics
Reference no: EM13528931

Questions 3: Below are two conventional wisdoms, statements generally believed' to be accurate descriptions of the world. Accompanying each statement are data (from the 2008 General Social Survey) that allow. you to test each conventional wisdom, For each statement:

A. State the null hypothesis.

B. Calculate the difference between the proportions or means.

C. Calculate the standard' error of the difference in proportions or means.

D. Using the eyeball test, (I) state whether you would accept the null hypothesis or reject the null hypothesis and (ii) explain your reasoning. Conventional Wisdom ONE: Hispanics have larger families than non-Hispanics. The 2008

General Social Survey asked respondents how many children they have. Hispanic respondents had an average of 1.98 children (standard error =, 12), whereas non-Hispanics averaged 1.93 children (standard error = .04).

CONVENTIONAL 'WISDOM Two: Southerners are more likely than no southerners to own a gun.

According to the 2008 General Social Survey, .43 of southern respondents owned a gun (n =482), compared with .33 of nonsoutherners (n = 855).

Reference no: EM13528931

Questions Cloud

Describe the sensory pathway for hearing-efferent pathway : Describe the sensory pathway for hearing.
The role of the jewish lobby and israel : Write an essay on the role of the jewish lobby and israel with referencing and problem formulation the problem formulation is how successful has the jewish lobby been in the between us and israel 7 pages
Consider the way the table is arranged : Consider the way the table is arranged. If the hypothesis is correct, should we find a positive sign on Somers' dyx or a negative Signon Somers' dyx? Explain how you know.
Calculate chi-square : Calculate chi-square for this table. Show your work. Draw a table just like the one above, leaving room in each cell to record these numbers: observed frequency fo), expected frequency fe), Fo -fe(f0-fe)2 and (f0-fe)2/fe
State the null hypothesis : State the null hypothesis. Calculate the difference between the proportions or means. Calculate the standard' error of the difference in proportions or means.
State the null hypothesis for the non-oil-dependent : State the null hypothesis for the non-oil-dependent/oil-dependent comparison. Calculate the difference between the means of the democracy scale for non-oil-dependent and oil-dependent countries, Calculate the standard error of the difference. Calcula..
Each of the following proportions is based survey response : Each of the following proportions is based on survey responses. For each proportion, use the ±2 rule of thumb to determine the 95 percent confidence interval. When asked if they are satisfied with their financial situation, .29 said "very satisfied" ..
Questions from spss or stat-101 : Stat-101,  questions from SPSS or Stat-101,  Consider the way the table is arranged. If the hypothesis is correct, should we find a positive sign on Somers' dyx or a negative Signon Somers' dyx? Explain how you know.
Genotypes and flower colors of the two parent plants : In Mirabilis (Four-O’ clock plant), two genes, Y and R,affect flower colors. What are the genotypes and flower colors of the 2 parent plants?

Reviews

Write a Review

Applied Statistics Questions & Answers

  What is the variable cost per unit produced

Use these data to develop an estimated regression equation that could be used topredict the total cost for a given production volume and what is the variable cost per unit produced

  State the null hypothesis for the non-oil-dependent

State the null hypothesis for the non-oil-dependent/oil-dependent comparison. Calculate the difference between the means of the democracy scale for non-oil-dependent and oil-dependent countries, Calculate the standard error of the difference. Calcula..

  What is the distribution of the statistic x

1.if your data is a random sample of size n from the distribution N(4, 7), then what is the distribution of the statistic X(not Z or T)? Z?T?

  What variables provide a significant unique contributions

Do the independent variables correlate statistically significantly and practicallywith the dependent variable and is collinearity between the independent variables a concern?

  Comparison of probabilities in your explanation

How many free premium channels should the research director recommend for inclusion in the 3-For-All service ?

  Research question that can be addressed using a t-test

Choose a research question that can be addressed using a t-test. Ensure your research question allows you to collect data to analyze. Devise a plan to collect your data

  The dean of a graduate school wishes to predict the grade

9.2 The dean of a graduate school wishes to predict the grade point average in graduate work for recent applicants. List a dozen variables that might be useful explanatory variables here.

  Compare this to the binomial probability

1) A coin is flipped 14 times. Use the normal approximation to the binomial distribution to calculate the probability of a total of 4,5, or 6 heads. Compare this to the binomial probability.

  Analysis of variance spss

Analysis of Variance SPSS instructions: Use the five steps of hypothesis testing to determine whether the observed differences in the number of activities in the following table performed by the three groups are statistically significant at the .05 l..

  Prepare a report using the numerical methods

Prepare a report using the numerical methods of descriptive statistics presented in this module to learn how the variables contribute to the success of a motion picture.

  Write down the regression equation

Write down the regression equation and state the R-squared value and the standard error and explain what they mean with respect to the data.

  Q1 mr davidson plans to purchase a new house in october

q1. mr. davidson plans to purchase a new house in october 2013. the sale price of the house is 436000. he plans to pay

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