Information about sampling distribution of proportion

Assignment Help Basic Statistics
Reference no: EM1392209

Suppose a population proportion is .40, and 80% of the time when you draw a random sample from this population you get the  sample proportion of .35 or more. How large a sample were you taking?

Please provide answer via excel.

Reference no: EM1392209

Questions Cloud

Finding probability of offspring : Assume you perform a cross with the pea plant in question one and a pea plant with the genotype aabbccdd. What is the probability that an offspring will be aaBbccDd?
Determining z-score and normal distribution : A large population of metal rods have an average diameter of .943 inches with a standard deviation of .001 inches. The engineering specification for the rods requires that they be between .941 and .944 inches.
Evaluate propositions for economic choice : Evaluate alternative propositions for economic choice by one or more individuals, firms, organizations, or governments applying one or more of the economic theories provided in the course.
Companys pay structure is fair to women and minorities : You have been asked to evaluate whether a companys pay structure is fair to women and minorities.
Information about sampling distribution of proportion : Suppose a population proportion is .40, and 80% of the time when you draw a random sample from this population you get the  sample proportion of .35 or more.
Test of sample means or sample proportions : At the .05 level, you are testing whether there is a significant difference in the proportions of college students and similar aged non college students having accidents during the two year period. Is this a test of sample means or sample proporti..
Phenotype of huntington disease : Huntington disease is an autosomal dominant trait that causes neurodegeneration later in life. Matt, who is too young to show the phenotype of Huntington disease,
Formulate problem as a linear programming problem : Profit contributions are $6 per bunch of roses and $8 per bunch of carnations. Formulate this problem as a linear programming problem.
College students having accidents during two year period : you are testing whether there is a significant difference in the proportions of college students and similar aged non college students having accidents during the two year period. Is this a one sample or two sample test?

Reviews

Write a Review

Basic Statistics Questions & Answers

  Population and sampling method

What variables will be included, and collection methods used to obtain data. What is the population, sampling method used and why it is the best. Plan for data: describe what you will do with data once you have it, include types of graphs used and..

  Eptember energy consumption levels for single family homes

Findout the consumption level separating the bottom 45% to the top 55%. The September energy consumption levels for single family homes are found to the normally distributed with a mean

  Probability that the age of a randomly selected ceo

To find out the probability that the age of a randomly selected CEO. The average age of CEOs is 56 years. Suppose the variable is normally distributed.

  Multiple regression models using spss

Set up dummy coded dummy variables to contrast each of the other groups to Group 2, medium Anxiety; run a regression to predict exam performance (Y) from these dummy coded dummy variables.

  Density curves to explain distributions of symmetric

Sketch density curves that might explain distributions with fallowing shapes: symmetric, but with two peaks( i.e., two strong clusters of observations)

  Water displacement method

Each egg was also measured for volume using a water displacement method. We wanted to know if the two methods agreed or not

  Test out an suitable hypothesis also state your conclusion

Test out an suitable hypothesis also state your conclusion. Make sure the suitable assumption as well as conditions are satisfied before you proceed.

  Third quartile and mean introduction

Assuming that the standard deviation and the normal shape are unchanged, to what level must the mean reduce so that 20 gallons per week is the third quartile rather than the mean?

  Joint-marginal and conditional probabilities

What is the probability of getting someone who is in the 23-30 age brackets or whom smokes?

  Testing equality of two mean

Testing equality of two means - difference in performance of the two gasolines and difference in gasoline mileage output

  Hypothesis test-difference between two means

Difference in the mean number of times men and women order take-out dinners in a month? What is the p-value?

  Standard deviation for the problem of presidential election

In the 1992 U.S. presidential election, Bill Clinton received 43% of the vote compared to 38% for George H. W. Bush and 19% for Ross Perot. Suppose we had taken a random sample of 100 voters in an exit poll and asked them for whom they had voted.

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