Probability that operator will get live answers on calls

Assignment Help Basic Statistics
Reference no: EM13151655

In a bank call center, it is determined over a one-year period that 30% of the outgoing calls are answered by a live person, as opposed to being unanswered or picked up on voice mail. The center makes over 200,000 outgoing calls per year. There is an operator at the center who places 25 outgoing calls in a one-hour period. What is the probability that this operator will get live answers on 7 or more calls?

Reference no: EM13151655

Questions Cloud

What is the concentration of fructose in the resulting : what is the concentration of fructose in the resulting solution in uM? C) If you make three serial 1:5 dilutions, using the solution above, what is the concentration of the final solution?
Which antigens should be detected in the blood : A new blood-typing system was discovered in which two antigens, P and Q, are determined by a different allele of a gene named N. The alleles of these antigens are about equally frequent in the general population.
Determine the ph : Determine the pH of a 0.227 M C5H5N solution at 25°C. The Kb of C5H5N is 1.7 x 10-9.
Brazil and argentina : Consider that two countries, Brazil and Argentina, have the same rates of investment, population growth, and depreciation. They also have the same levels of capital per worker.
Probability that operator will get live answers on calls : There is an operator at the center who places 25 outgoing calls in a one-hour period. What is the probability that this operator will get live answers on 7 or more calls?
Determining amount of allowance for uncollectible accounts : The company's management estimates that 2.5% of net credit sales will be uncollectible. Net credit sales are $115,000. What will be the amount of allowance for uncollectible accounts reported on the balance sheet?
Land recorded in the purchaser books : A parcel of land is: offered for sale at $150,000, assessed for tax purposes at $95,000, recognized by its purchasers as being worth $140,000 and purchased for $137,000. The land should be recorded in the purchaser's books at:
Does such a strategy make sense : Consequently, the firms’ top accountants and financial manager argue that the firm should raise the price of the product 10 percent above its original target to help recoup some of these costs. Does such a strategy make sense? Explain carefully.
Probability of guessing less than three answers correctly : Find the probability of guessing (a) exactly three answers correctly, (b) at least three answers correctly, and (c) less than three answers correctly.

Reviews

Write a Review

Basic Statistics Questions & Answers

  How analysis of statistics could benefit the community

Why crime statistics should be collected, how they are used, and how analysis of those statistics could benefit the community.

  Sample of rockets in latest spaceship

Sample of 25 rockets in his latest spaceship. He thinks they might weight less than the average rocket. The sample has on average 102 lbs with a standard deviation of 10 lbs. The average rocket weights 106 lbs.

  Explain two types of batteries are having same mean life

Variance hour 100 and battery y: sample size 12,mean hour 1020,variance hour 121. can you conclude that two types of batteries are having the same mean life?

  Determining student query-statistics

A wholesaler has recently developed a computerized sales invoicing system. Prior to implementing this system, a manual system was used. The distribution of the number of errors per invoice for the manual system is as follows

  Estimating the expected value for given distribution

Determine the cost Xs to develop the support system for which the probability of exceeding Xs is equal to 0.01?

  Vote for the incumbent-test the claim

According to a recent poll, 53% of Americans would vote for an incumbent president. If a sample of 100 people results in 45% who would vote for the incumbent, test the claim that the percentage is 53%. Use a .10 significance level.

  Average level of reading ability

A researcher tested the reading ability of two groups of primary care patients. The scores on the test range from 1 to 9 with 9 indicating a high degree of reading ability and 1 very limited reading ability.

  Probabilities for normally distributed data

A local bank reported to the federal government that its 5,246 saving accounts have a mean of $1,000 and standard deviation of $240.

  Sample space for the number of outcomes

Find the sample space for the number of outcomes (you don't need to list the possible outcomes, just how many possible outcomes there are).

  Ninety percent confidence interval for population proportion

Develop a 99% confidence interval for the population proportion.

  Holt-winters method forecasting problem

The number of cases of merlot wine sold by a Paso Robles winery in an 8-year period follows:

  Is the normal approximation for the proportion valid

Suppose that we are interested in the proportion of the 70 students in the lunchroom cafeteria that smokes. Is the normal approximation for the proportion p = r/n valid?

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