According to a 2017 survey conducted by the technology market research firm The Radicati Group, U.S. office workers receive an average of 121 e-mails per day (Entrepreneur magazine website). Assume the number of e-mails received per hour follows a Poisson distribution and that the average number of e-mails received per hour is five. What is the expected number of e-mails received during 15  minutes (to 2 decimals)?

Question

According to a 2017 survey conducted by the technology market research firm The Radicati Group, U.S. office workers receive an average of 121 e-mails per day (Entrepreneur magazine website). Assume the number of e-mails received per hour follows a Poisson distribution and that the average number of e-mails received per hour is five.

What is the expected number of e-mails received during 15  minutes (to 2 decimals)?

Expert Answer

Want to see the step-by-step answer?

Check out a sample Q&A here.

Want to see this answer and more?

Experts are waiting 24/7 to provide step-by-step solutions in as fast as 30 minutes!*

*Response times may vary by subject and question complexity. Median response time is 34 minutes for paid subscribers and may be longer for promotional offers.
Tagged in
Math
Statistics

Other

Related Statistics Q&A

Find answers to questions asked by students like you.

Q: In the ANOVA table for a multiple regression, which of the following is not true?   a. The ...

A: Click to see the answer

Q: A recent survey showed that the probability of a student using an on-line motorcycle taxi is 0.6. Fu...

A: From the provided information, Probability of a student using an on-line motorcycle taxi is 0.6. Let...

Q: The table below lists the areas (in square kilometers) of all 19 counties in western Washington. ...

A: The data can be entered in the excel as

Q: e stem-arnd-leaf plot of weights (in pounds) of carry-on luggage on a plane is own below. Find the m...

A: [ NOTE : Since you have asked multiple questions, we will solve the first question for you. If you w...

Q: According to the empirical (69-95-99.7) rule, if a random variable ?z has a standard normal distribu...

A: Given that according to empirical rule with in two standard deviations 95% of all values and fall be...

Q: Standard x-ray machines should give radiation dosages below 5 mill roentgen. To test a certain x-ray...

A: Given Information: Standard x-ray machines should give radiation dosages below 5 mill roentgen i.e.,...

Q: which of the following defines the concept of events A and B being mutually exclusive? A. The event...

A: Mutually exclusive: A set of events is called mutually exclusive when the occurrence of one of the e...

Q: Suppose that ?x represents the number of cars sold at a dealership in a randomly selected single day...

A: x p (x)  x*p (x)  4 0.02 0.08 5 0.1 0.5 6 0.18 1.08 7 0.28 1.96 8 0.31 2.48 9 0.09 0.81 ...

Q: The WNBA was founded in 1996 as the women's counterpart to the NBA. The heights of the women playing...

A: Given data: The heights of the women have a symmetrical distribution with mean and standard deviatio...

Q: 2. A company that manufactures pet toys calculates that its costs and revenue can be modeled by the ...

A: Click to see the answer

Q: Researchers asked each child in a sample of 411 school-age children if they were more or less likely...

A: In order to obtain the equation of the least squares line, first perform regression analysis on the ...

Q: In an experiment, college students were given either four quarters or a $1 bill and they could eithe...

A: Click to see the answer

Q: hello, i only need help with the three that I marked. I'm not sure why they were wrong... thank you!

A: Given μ=92.12 and σ=2.43. Consider the fraction of four-seam fastball speeds between 89.4 and 92.2 i...

Q: Find the z-score such that the area under the standard normal curve to the left is 0.97. ___ is the ...

A: Area under the standard normal curve to the left is 0.97.

Q: When is it inappropriate to use observations in social science research? Select one.   Question 8 ...

A: Observation is a method of data collection that involves observing people or events. Information is ...

Q: It is commonly believed that the mean body temperature of a healthy adult is 98.6° F. You are not en...

A: Note: Hey, since multiple subparts are posted, we will answer first three subparts according to our ...

Q: a. Is the proportion of successful free throws P from the simulation reasonably close to the value o...

A: We need to perform the test of population proportions here.  

Q: Suppose T and Z are random variables.   a. If P(T>2.19)=0.11 and P(T<−2.19)=0.11​, obtain P(−2...

A: Click to see the answer

Q: Which of the following is not one of the statistical assumptions behind linear regression? ...

A: The assumptions of regression is given below: There is a linear relationship between dependent and ...

Q: In a survey of 3217 adults, 1410 say they have started paying bills online in the last year. Constru...

A: From the provided information, Sample size (n) = 3217 1410 say they have started paying bills online...

Q: The following table displays the 100 senators of the 115th U.S. Congress on January 3, 2017, viewed ...

A: The following table displays the 100 senators of the 115th U.S. Congress on January 3, 2017, viewed ...

Q: Suppose Abby tracks her travel time to work for 60 days and determines that her mean travel time, in...

A: The random variable X is defined as the travel time. The travel time at least 26.11% of the 60 days ...

Q: A variable xx is normally distributed with mean 19 and standard deviation 8.Round your answers to th...

A: Note: Hi there! Thank you for posting the question. As there are multiple sub parts, according to ou...

Q: An airline's records show that its flights between two cities arrive on the average 5 minutes late w...

A: The Z-score of a random variable X is defined as follows: Z = (X – µ)/σ. Here, µ and σ are the mean ...

Q: If you have a stem and leaf plot with numbers: 57,61,70,72,72,72,74,80,82,82,86,89,94,95,95,99,100,1...

A: The numbers are: 57 61 70 72 72 72 74 80 82 82 86 89 94 95 95 99 ...

Q: Statistics Question

A: The data is given as :; Exercise group stride length Control group stride length 24 25 22 24 2...

Q: A random sample of size 100 is selected from a population with p = 0.40. a. What is the expected val...

A:  Hey there! Thank you for posting the question. Since your question has more than 3 parts, we are so...

Q: Proceeding similar to Example 4.8.7, use the accept–reject algorithm togenerate an observation from ...

A: Click to see the answer

Q: Let F be the event that a student is enrolled in a finance course, and let S be the event that a stu...

A: Given, From the above information,  

Q: What is the independent variable and the dependent variable?

A: Dependent variable is the response variable that we observe from the subjects under study, and depen...

Q: A travel magazine is studying the difference in perceived quality of Middle Eastern and US airlines....

A: The objective is to construct a 96% confidence interval for the difference in average satisfaction r...

Q: Here is a sample data set that appears to be nearly normal. Put this set into a histogram with the l...

A: IN EXCEL Add-ins>MegaStat>Frequency Distributions>Quantitative Tick on Histogram and clic...

Q: Holmes Institute conducted a survey about International Students in Melbourne. The survey results ar...

A: Given:   Applied to more than 1 university  Age group yes no 23 and under 207 201 24-26 29...

Q: You have to show all work to receive credit and probabilities must be written properly.  For example...

A: A Probability distribution is a graph, table, or formula that gives the probability for each value o...

Q: which of the following defines the concept of events A and B being mutually exclusive? A. the event...

A: Two events are said to be mutually exclusive if they cannot occur at the same time. Here, A and B ar...

Q: 18. Researchers have noted a decline in cognitive functioning as people age (Bartus, 1990). However,...

A: 18. a. Let μ denotes the population mean. The claim of the test is the supplement has a significant ...

Q: What is the scale of measurement (type of variable) of the following variable?   Pathologic Tumor Si...

A: Scale of measurements are used  to categorize the variables. It describes the nature of information....

Q: What is the purpose of multiple linear regression?   a. To assess whether there is a significa...

A: The purpose of multiple linear regression is to model the linear relationship or association between...

Q: The following data were collected in an experiment designed to investigate the impact of different p...

A: The hypothesis is, H0: μback= μside= μsitting= μstandingHa: μback≠ μside≠ μsitting≠ μstanding Using ...

Q: In survey of 3005 adults aged 57 through 85 years, if was found that 82% of them used at east one pr...

A: From the provided information, Sample size (n) = 3005 adults It was found that 82% of them used at l...

Q: Daily Spot Exchange Rate, U.S. Dollars per Pound Sterling Date   Rate   Date   Rate   Date   Rate ...

A: The given data shows that the daily spot exchange rate. The fitted moving average with different val...

Q: A major credit card company has determined that the amount its customers charge on their accounts is...

A: Given: Mean  μ=2800Standard deviation σ=200Total number of customers n=20,000          (normally dis...

Q: Find the range for the given sample data. Rich Borne teaches Chemistry 101. Last week he gave his st...

A: Solution Range is the difference between maximum and minimum value of the data set. Sort the data in...

Q: The results of a common standardized test used in psychology research is designed so that the popula...

A: Click to see the answer

Q: Statistics Question

A: Given, scores are normally distributed with a mean of 483 and standard deviation of 111