Determine number of left handers in the sample

Assignment Help Basic Statistics
Reference no: EM13122205

In a population, 11% of people are left handed. In a simple random sample of 160 people selected from this population the proportion of left handers is 0.10. What is the number of left handers in the sample and what notation is given to that number? What is the values of p and ^p?

Reference no: EM13122205

Questions Cloud

Reflection paper over power of positive thinking : a reflection paper write a 3 page paper double spaced over the book The Power of Positive Thinking by Dr. Norman Vincent Peale and also to include some quotes from the book as well.
Determining algebra and graphing : A person is planning on saving money according to a rigid savings schedule. Saving plan A is to make an initial deposit of $400 and then deposit $20 per month into the account.
Fair value of identifiable net assets : On July 1, 2011, Tremen Corporation acquired 40% of the shares of Delany Company. Tremen paid $3,000,000 for the investment, and that amount is exactly equal to 40% of the fair value of identifiable net assets on Delany's balance sheet.
An experimental test to detect a particular type of cancer : An experimental test to detect a particular type of cancer indicates the presence of cancer in 90% of individuals known to have this type of cancer, and in 15% of individuals known to be cancer-free (false positive)
Determine number of left handers in the sample : The proportion of left handers is 0.10. What is the number of left handers in the sample and what notation is given to that number? What is the values of p and ^p?
Explain how do decisions concerning span of management : Explain how do Decisions concerning span of management and the use of committees and coordination techniques affect basic organizational structure
Calculate the total kinetic energy of the gaseous mixture : A 100.-L flask contains a mixture of methane, CH4, and argon at 25C. The mass of argon present is 228 g and the mole fraction of methane in the mixture is 0.650. Calculate the total kinetic energy of the gaseous mixture.
Definitions of mutually-exclusive and independent events : Let E and F be non-zero-probability events. If E and F are mutually-exclusive, can they also be independent?
Joy of reading and writing : Compose a full response to the following question adapted from The Joy of Reading and Writing: Superman and Me by Sherman Alexie: (This is a simple write up of 1 page, with a 75-150 word limit).

Reviews

Write a Review

Basic Statistics Questions & Answers

  Ideas for hypothesis test example

Describe a problem (real or fictitious) for which it will be appropriate to utilize a hypothesis test. Describe how data will be collected, sample size, assumptions, level of measurement etc.

  Information about goodness of fit test

Data on the number of occurrences per time period and observed frequencies follow. Use a=.05 and the goodness of fit test to see whether the data fit a Poisson distribution.

  Probability by poisson distribution

Setermine the probability that a specific driver had exactly two violations?

  Estimating the required probability

Estimate the probability the store will gross over $850 a) At least 3 out of 5 business days.

  Cross exchange rate of currency

A currency trader observes that in the spot exchange market, 1 U.S. dollar can be exchanged for 9 Mexican pesos or for 111.23 Japanese yen. What is the cross-exchange rate between the yen and the peso

  Question of central limit theorem

The time spent by a factory worker A packing a box is a random variable with mean 3.5 minutes and standard deviation 1 minute. The times spent packing any two boxes are independent.

  Random samples-populations-confidence intervals

Why are samples studied when we want to know about populations? Why are random samples used instead of just any sample? How would you determine an appropriate sample size?

  Determining anova and chi square test

The researcher wants to determine whether there is a relation between the type of residence owned and the level of the family income. He randomly sampled 100 homeowners and obtained the following data:

  Recognizing major flaws in survey

It was reported that 20 readers responded and 87% said "no" while 13% said "yes." Recognize 4 major flaws in this survey.

  Covariance between funds-risk

You are trying to set up a portfolio that consists of a corporate bond fund and a common stock fund. the following information about the annual return (per $1,000)of each of these investments under different economic condition is available

  How to compute probability value using normal distribution

X has a normal distribution with a mean of 80.0 and a standard deviation of 3.5. Find the following probabilities.

  Demand curve for chiropractic visits

Determine whether and how each of the following factors would shift the demand curve for chiropractic visits:

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