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

  Standard deviations below and above the mean

According to the empirical rule, if the data from a "bell-shaped" normal distribution ______ percent of the observation will be contained between 2 standard deviations below the mean and 2 standard deviations above the mean.

  Rejecting the officials claim

A state transportation official claims that the mean waiting time at exit booths from a toll road near the capitol is no more than .40 minutes. for a sample of 35 motorists exiting the toll road, it was found that the mean waiting time was .46 min..

  Probability related to automatic filling machine

10 cartons are taken at random from an automatic filling machine.The mean net weight of the carton is11.8 kg and standard deviation of 0.15kg. Does the sample mean differ significantly from the intended weight of 12kgs?

  Measures of central tendency-solution set

Students in the social work course received the following course grades. Create a frequency distribution for this data. Compute the mean. Determine the median.

  Determining population parameters

Identify the population parameter of interest in the survey. Give a point estimate of the population parameter. Set up H0 and Ha for testing whether the true percentage of TV viewers who find cable news to be better quality than network news differs..

  Explaining relationship between total gross-opening gross

Explain the relationship between total gross and opening gross total gross and number of theatres  total gross and week in top 60.

  Is the mean of the sample larger population of fish

A certain pond to check if they are significantly larger than the mean stated above. Is the mean of the sample larger population of this fish? use either L=1% or L=5%.

  How many seats sould be in non-smoking area

How many seats sould be in the non-smoking area in order to be very sure (mean+3StandardDeviation) of having enough seating there?

  Recognize the statistical formulas

Be sure to specifically identify the statistical formulas and what additional data you would need to determine your estimate(s).

  Step hypothesis testing procedure

Ms Lisa is the budget director for the New Process Company. She would like to compare the daily travel expenses for the sales staff and the audit staff. She collected the following sample info:

  Exponential distribution with parameter lambda

Let T have the exponential distribution with parameter lambda, and let Y=Sqroot(T).

  Clear heights of warehouses-normal distribution

Tompkins Associates reports that the mean clear height for a Class A warehouse in the Unites States is 22 feet. Suppose clear heights are normally distributed and that the standard deviation is 4 feet.

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