Find standard deviation of monthly earnings of programmers

Assignment Help Basic Statistics
Reference no: EM13140149

The monthly earnings of computer programmers are normally distributed with a mean of $4,000. If only 1.7 percent of programmers have monthly incomes of less than $2,834, what is the value of the standard deviation of the monthly earnings of the computer programmers?

 

 

Reference no: EM13140149

Questions Cloud

Superior method for external reporting : He doesn't understand why under the Generally Accepted Accounting Principles (GAAP) he is required to use absorption costing. Explain to your friend why absorption costing is required under GAAP and why that is the superior method for external rep..
Make an acrostic peom on democratic republicans : make an acrostic peom on democratic republicans
How much did fishbone pay for bonds : pay interest annually beginning January 1, 2011. Fishbone purchased the bonds to yield 11%. How much did Fishbone pay for the bonds?
Interfaith-pluralism and organized religion : What effect do you think religious pluralism and the interfaith movement will have on the future of organized religion? Explain your answer.
Find standard deviation of monthly earnings of programmers : Programmers have monthly incomes of less than $2,834, what is the value of the standard deviation of the monthly earnings of the computer programmers?
Determining incremental cost of one unit : Direct materials $4, Direct labor $12, Variable support costs $32, and Fixed support costs $22. In the short term, the incremental cost of one unit is:
Calculate useful life of light bulbs within two standard : Assume the mean useful life of a particular light bulb is 2,000 hours and is normally distributed with a standard deviation of 300 hours. Calculate useful life of light bulbs within two standard deviations of the mean.
Dr. doe (doe) is a well-respected scientist : Dr. Doe (Doe) is a well-respected scientist who has just won the Nobel Prize in medicine for his work in developing a highly effective drug to prevent the common cold.
Which of the major changes in the organization : Which of the major changes in the organization and operation of police departments brought about the biggest change

Reviews

Write a Review

Basic Statistics Questions & Answers

  Maximum number of wheel bearings

Wheel-Rite has agreed to ship the maximum number of wheel bearings that it produces each day to Itex when an order has been received.

  Mixed integer problem-formulation and solution

Lauren Moore has sold her business for $500,000 and wants to invest in condominium units ( which she intends to rent) and land ( which she will lease to a farmer).

  There is a difference in mean gas consumption

Martin Motors has in stock three cars of the same make and model. The president would like to evaluate the gas consumption of the three cars (labeled car A, car B, and car C) using four different types of gasoline. For each trial, a gallon of gaso..

  Data collect by marketing research analyst

A marketing research analyst collects data for a random sample of 100 customers out of the 400 who purchased a particular "coupon special".

  Compute the expected number of rejected quarters

A vending machine is configured to accept only those quarters with weights between 5.550 g and 5.790 g. If 280 different quarters are inserted into the vending machine, what is the expected number of rejected quarters?

  Critical value used for testing the claim

A survey covering 0 different suburbs in Dallas found the average price of gasoline to be $3.924 per gallon with a population standard deviation of $0.053. What critical value shoiuld be used to test the claim using a = 0.01?

  Important effect of removing the outlier

a) Find the 95% confidence interval for the population mean based on the 37 patients who remain after you drop the outlier. b) Compare your interval in (a) with your interval from Exercise 18.32. What is the most important effect of removing the ou..

  How long the guarantee be-free lube and oil change service

If the shop does not want to give more than 1% of its customers a free lube and oil change service, how long should the guarantee be?

  Information about confidence interval-population proportion

An airline has surveyed a simple random sample of air travelers to find out whether they would be interested in paying a higher fare in order to have access to e-mail during their flight.

  Test the effect of lowering the soil ph

Suppose that you wish to test the effect of lowering the soil ph on the number of lady ferns in an area. The researchers hypothesize that lowering the ph-level of the soil will lead to more ferns.

  Pie chart for market position

Make a pie chart or other indicator that expresses the market position of your fictitious IS business in terms of its top five products or services.

  Multiples of quadratic equations

Two quadratic equations that are multiples of each other are actually the same equation, and that they don't count as being "more than one QE that have the same solution set".

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