What is the minimum required sample size

Assignment Help Basic Statistics
Reference no: EM131694276

Question: A company that conducts surveys of current jobs for executives wants to estimate the average salary of an executive at a given level to within $2,000 with 95% confidence. From previous surveys it is known that the variance of executive salaries is about 40,000,000. What is the minimum required sample size?

Reference no: EM131694276

Questions Cloud

What is the required sample size for defective items : What is the required sample size for determining the proportion of defective items in a production process if the proportion is to be known to within 0.05.
Explain mutually exclusive and exhaustive : Changing definitions almost inevitably results in different descriptive conclusions
Determining the experimental measurements : Based on these experimental measurements, what is Young's modulus for this alloy of nickel?
How does service availability affect access of care : How does service availability affect access of care? How do affordability, physical accessibility, and acceptability of services affect access of care?
What is the minimum required sample size : A company that conducts surveys of current jobs for executives wants to estimate the average salary of an executive at a given level to within $2,000.
Cantilever beam should support the load : If the cantilever beam should support the load F for 104 cycles, determine the cross sectional area. Apply the safety factor of 1.5.
Draw a free-body diagram for the block : Assume the coefficient of kinetic friction between the block and the incline is µk = 0.25.
Compute the variance of measurement errors : A sensitive measuring device should not have a large variance in the errors of measurements it makes. A random sample of 41 measurement errors gives s2 = 102.
Velocity of the brick when it hits the trash pile : What will be the velocity of the brick when it hits the trash pile?

Reviews

Write a Review

Basic Statistics Questions & Answers

  Describe the term f value

What is the critical F value for a sample of four observations in the numerator and seven in the denominator?

  Probability that every person will find a seat available

Find the probability that every person who shows up for the flight will find a seat available - If a country has 100 nuclear plants, estimate the probability that there is at least one such accident during a given year.

  What is the expected number of times that you play prior to

an urn contains nine white balls and 11 black balls. a ball is drawn and replaced. if the ball is white your opponent

  Cell phone ownership

Refer to Exercise 8.41 (page 517). The estimated proportion of undergraduates owning a phone in 2000 was 43%. We want to test whether the proportion of undergraduate cell phone owners has more than doubled in the last 4 years.

  What is the expected number of admissions for fall semester

The director of admissions at Kinzua University in Nova Scotia estimated the distribution of student admissions for the fall semester on the basis of past experience, What is the expected number of admissions for the fall semester

  Solving problem of the standard deviation

Find the probability that the sum of the 95 values is greater than 7,650? Find the probability that the sum of the 95 values is less than 7,400?

  Analyze to show significant change from baseline

Analyze whether or not patients undergoing this treatment are illustrating significant change from baseline to 3 months afterward. Report a p-value.

  For the population of women whose mothers did not take the

a seven-year medical research study reported that women whose mothers took the drug diethylstilbestrol des during

  Thirteen percent of the adult population is left-handed of

thirteen percent of the adult population is left-handed. of the first 44 presidents of the united states seven are

  Probability of the events related to environment

The rest have no opinion. " Suppose that a a sample of 100 American adults is quizzed on the subject. What is the probability of the following events?

  Heights of 10 year old girls follow an approximately

heights of 10 year old girls follow an approximately normal distribution with mean of 54.4 and a standard deviation of

  State which model the data follow and plot scatter diagram

State which model the data follow and plot the scatter diagram.- Do you expect the r to be positive or negative from looking at the scatter diagram? Should b be positive or negative?

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