Probability-requisition processed by data entry specialist

Assignment Help Basic Statistics
Reference no: EM13157044

Three data entry specialists enter requisition into a computer. Specialist 1 processes 30% of the requisitions, specialist 2 processes 45%, and specialist 3 processes 25%. The proportions of incorrectly entered requisitions by data entry specialists 1, 2, and 3 are 0.03, 0.05, and 0.02, respectively. Suppose that a random requisition is found to have been incorrectly entered. What is the probability that it was processed by data entry specialist 3?

a. 0.137
b. 0.005
c. 0.017
d. 0.245

Reference no: EM13157044

Questions Cloud

Calculate the ph : A 75.0-mL volume of 0.200 NH3 is titrated with 0.500 M HNO3 . Calculate the pH after the addition of 19.0 mL of HNO3
Upper limit confidence interval estimate of true mean life : A sample standard deviation = 5.60 hours, find the upper limit of a 98% confidence interval estimate of the true population mean life.
How many moles of magnesium are present : How many moles of magnesium and moles of chlorine ions are present in 123.4 mL of a .345 M solution of magnesium chloride
Net asset balances not invested in capital assets : Did any of the internal service funds report significant operating surpluses or deficits for the year? Were any accumulated significant net asset balances over the years not invested in capital assets?
Probability-requisition processed by data entry specialist : Suppose that a random requisition is found to have been incorrectly entered. What is the probability that it was processed by data entry specialist 3?
Compute the temperature a star must have for the peak : Using Wien's law, calculate the temperature a star must have for the peak wavelength of its blackbody curve to equal this value.
Tax consequences of selling inherited property : Explore the tax consequences of selling inherited property and determine how the tax basis is calculated for profit or loss. In terms of transferring assets to family members, state how this action may impact your tax liability.
Impact on your interpretation of the coefficient : Define the high school and college graduate dummies in Stata and add them to your regression model, impact on your interpretation of the coefficient on the restaurndummy
Characteristic of the corporation : Which of the following is not characteristic of a corporation? a) The financial loss that a stockholder may suffer from owning stock in a public company is limited. b) Cash dividends paid by a corporation are deductible as expenses by the corporation..

Reviews

Write a Review

Basic Statistics Questions & Answers

  Graph to visualize the problem with the given data

Make a graph to visualize the problem and state, without doing the calculations, whether the p-value of the test

  Find bell-shaped distribution between two values

A sample of farms is $1200, with a standard deviation of $350. Assume the data set has a bell-shaped distribution. Between what two values do about 95% of the data lie?

  Find average distance between the fire station and fire

Rulertown wants to minimize the average distance between the fire station and a fire. Where should the fire station be located?

  What percent of vehicles have better gas mileage

The 2010 Chevrolet Camaro with an eight-cylinder engine and automatic transmission has a combined gas mileage of 19 mpg. What percent of all vehicles have better gas mileage than the Camaro?

  Confidence interval-hypothesis test

In a 1993 survey of 560 college students, 171 said that they used illegal drugs during the previous year. In a recent survey of 720 college students, 263 said that they used illegal drugs during previous year.

  Use critical value method to find evidence

Is there evidence that mean dimension is not 221 mm? Suppose population is normally distributed. Use a=0.05 and critical value method.

  Find confidence interval of true mean by standard deviation

If the sample mean is 15.2 oz. and the sample standard deviation is 0.40 oz., find the 95% confidence interval of the true mean.

  Find probability that members are significantly overweight

A membership drive in a metropolitan area resulted in 500 new members. What is the probability that 175 or more of the new members are significantly overweight?

  Yearly tennis tournament a model has been developed

To forecast attendance at an yearly tennis tournament a model has been developed that uses attendance from the previous year and the amount spent for advertising this year.

  Compute the mean and variance of x

In a survey, 55% of the voters support a particular referendum. If 40 voters are chosen at random, and X is the number of voters that support this referendum, find the mean and variance of X.

  Sampling methods-central limit theorem

The mean score of a college entrance test is 500, the standard deviation is 75 and the scores are normally distributed.

  Probability of being correct sixteen-more times by guessing

She predicts correctly on 16 tosses. What is the probability of being correct 16 or more times by guessing? Does this probability seem to verify her claim?

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