What is the probability that a customer service time

Assignment Help Basic Statistics
Reference no: EM132463788

A study of service times at the drive-up window of fast-food restaurants shows that the average service time at McDonald's restaurants was 2.78 minutes. Service times such as these frequently follow an exponential distribution. What is the probability that a customer's service time is more than 2.78 minutes? (Use lecture notes from last class and your own diligence to solve this problem).

Reference no: EM132463788

Questions Cloud

Y/602/2330 Strategic Planning Assignment : Y/602/2330 Strategic Planning Assignment Help and Solution, BTEC Level 7 Diploma in Strategic Management & Leadership - Assessment Writing Service
What is the probability that the mean return : What is the probability (assuming that the past pattern of variation continues) that the mean annual return on common stocks over the next 32 years will exceed
Calculate the probability of its life expectancy : Selecting one VCR player from this brand at random, calculate the probability of its life expectancy exceeding 7 years.
What is the depreciation expense for the year : What is the depreciation expense for the year 2015 if the corporation uses the units-of-production method of depreciation?The corporation used the machine
What is the probability that a customer service time : What is the probability that a customer's service time is more than 2.78 minutes? (Use lecture notes from last class and your own diligence to solve this proble
What is trevors net pay : What is Trevor's net pay? (Assume an OASDI rate of 6.2%, applicable on the first $118,500 earnings, and a Medicare rate of 1.45%, applicable on all earnings.)
What percentage of time does rainfall in april exceed 5 inch : Assume that a normal distribution applies and that the standard deviation is .8 inches. What percentage of the time does the rainfall in April exceed 5 Inches?
What is the probability that none of the meals will exceed : Suppose you randomly select three of these restaurants for dinner. What is the probability that none of the meals will exceed the cost?
What will be the weighted average : On October 1, the corporation purchased on the market 600,000 of its own.What to now what can do with the 600,000 and what will be the weighted average

Reviews

Write a Review

Basic Statistics Questions & Answers

  Test the claim that the sample comes from a population

Standard deviation of 19.5. Use a 0.05 significance level to test the claim that the sample comes from a population with a standard deviation less than 23.4.

  Kim is playing scrabble what is the probability that she

kim is playing scrabble. what is the probability that she chooses the tile with the letters of her name in order when

  Conservative estimate for the degrees of freedom

The t statistic for comparing the mean prices is 2.1. What can we say about the value of the P-value?

  8which of the statements about line-balancing is trueaif a

8.which of the statements about line-balancing is true?a.if a precedence relationship exists between tasks a and b they

  Probability of getting number of heads after flipping coin

For each of the examples below, decide if X is a binomial random variable. If so, specify n and p. If not, explain why not.

  Compute the test statistic

a. Formulate the hypotheses to determine whether or not the lathe is in perfect adjustment. Please write out all steps used.

  Define the validity of the confidence intervals

Find a 95% confidence interval for the mean number of days it takes Rebco's customers (as a combined group) to pay their bills.

  Problem regarding the random-effects model

1. Discuss the context in which can be analyzed by using a random-effects model. 2. What are the reasons for conducting a two-way analysis rather than two sep- arate one-way ANOVAs? Explain.

  A box contains 17 pink 18 purple and 31 red jelly beans if

a box contains 17 pink 18 purple and 31 red jelly beans. if 13 jelly beans are selected at random what is the

  Test this claim at the significance level

Test the claim that the mean SAT score for Stevens High graduates is the same as the national average. Test this claim at the 0.10 significance level.

  Find the average revenue for each samples

A billiards parlor in a small town is open just 4 days per week-Thursday through Sunday. Revenues vary considerably from day to day and week to week.

  Significant difference in how the drugs perform

Is there any statistically significant difference in how the drugs perform? If so, explain the effect. Use the post hoc tests as needed.

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