You may need to use the appropriate appendix table to answer this question. Alexa is the popular virtual assistant developed by Amazon. Alexa interacts with users using artificial intelligence and voice recognition. It can be used to perform daily tasks such as making to-do lists, reporting the news and weather, and interacting with other smart devices in the home. In 2018, the Amazon Alexa app was downloaded some 2,800 times per day from the Google Play store.† Assume that the number of downloads per day of the Amazon Alexa app is normally distributed with a mean of 2,800 and standard deviation of 860. (a) What is the probability there are 2,100 or fewer downloads of Amazon Alexa in a day? (Round your answer to four decimal places.)   (b) What is the probability there are between 1,600 and 2,600 downloads of Amazon Alexa in a day? (Round your answer to four decimal places.)   (c) What is the probability there are more than 2,900 downloads of Amazon Alexa in a day? (Round your answer to four decimal places.)   (d) Suppose that Google has designed its servers so there is probability 0.03 that the number of Amazon Alexa app downloads in a day exceeds the servers' capacity and more servers have to be brought online. How many Amazon Alexa app downloads per day are Google's servers designed to handle? (Round your answer to the nearest integer.)  downloads per day

Q: Alexa is the popular virtual assistant developed by Amazon. Alexa interacts with users using…

A:

Q: The American Community Survey (ACS) will replace the census long form starting with the 2010 census.…

A: The answer is b. Because 250000 is the sample ACS addresses by mail each month and option 3 i.e…

Q: Ted Williams played for the Boston Red Sox from 1939-1960.  Many people credit him with being the…

A: We have to find a regression equation of Z on X excluding the data for the war years.

Q: The video shows many statistics in which Douglas County is higher than most communities in the…

A: In many suburban or smaller regions like Douglas County, the aspect in which they tend to rank lower…

Q: radio sells for $63.96. Find the original price. 35. Markup A business owner increases the wholesale…

A:

Q: Explain how and why secondary sources should be referenced in research papers and reports

A: Secondary sources often are defined in contrast to primary sources. In a primary source, an author…

Q: Knowing the variable's "type" alone may not provide enough insight. Each variable has a variety of…

A: The question is asking for an example that illustrates how knowing the type of a variable alone may…

Q: A local FedEx Office store has a press that can print 5,800 brochures per hour. How many can be…

A: We need to find out the number of prints that FedEx can print in 3.25 hours.

Q: The company you work for has been tracking sales histories to forecast this coming years sales. Over…

A: Given,∑x9=99449.02∑x=895041.18

Q: The US Bureau of Labor Statistics states that the median income of a data scientist in 2022 $103,500…

A: As per the US Bureau of Labor Statistics, a data scientist's median income in  per year.

Q: for

A: You haven't uploaded xl sheet

Q: Are you able to give a step by step without using a calculator?

A: The random sample of students, The percentage of Americans who fit the medical definition of obese…

Q: The last Harry Potter book went on sale at 12:01 a.m. on July 21, 2007. The publisher Scholastic…

A: The portion of a number can be evaluated by multiplying the fraction of the portion required to the…

Q: Charity Navigator is America's leading independent charity evaluator. The data in the Excel Online…

A: Given the data of the total expenses ($), the percentage of the total budget spent on administrative…

Q: In​ 2005, there were 18,400 students at college​ A, with a projected enrollment increase of 1000…

A: The number of students in college A is 18400 with a projected enrolment increase of 1000 students…

Q: You may need to use the appropriate appendix table to answer this question. Alexa is the popular…

A: 1) X: the number of downloads per day of the Amazon Alexa app 2) mean (μ) =2800 3) Standard…

Q: Please complete all work in excel.  Use excel to make any necessary calculations and be sure to…

A: Given that the manager has gathered data from a group of employees to evaluate the effects of sleep…

Q: COVID-19 (novel corona virus) took the world by surprise in late 2019. By early 2020, nearly all…

A: Since we only do up to three sub parts of a problem, we'll be doing the first three subparts only.…

Q: MODELING REAL LIFE The lowest altitude of an altocumulus cloud is about 38 feet. The highest…

A: Given that lowest altitude of an altocumulus cloud is about 38 feet.

Q: -10 3 15 20 Fundraising Expenses (%) Looking at the data, do there appear to be any outliers and/or…

A: CharityCharityTotal expensesAdministrative expensesFundraising ExpenseProgram Expenses1American Red…

Q: State whether the following statement is true or false, and explain why.  If the statement is false,…

A: let the average score be 'x'then after one year the score were down by 6%so, the score after one…

Q: Please answer this question from a discrete math textbook. A degree in computer science has 8…

A: This problem can be solved using the Pigeonhole principle. The Pigeonhole Principle, which states…

Q: A Data Analytics student wishes to forget about this test and goes to the nearest bar. The student…

A: In this problem, we will use linear programming to help a Data Analytics student determine the…

Q: COVID-19 (novel corona virus) took the world by surprise in late 2019. By early 2020, nearly all…

A: Assume that p is the true mortality rate of patients age 85 years and older.

Q: You Mail, a mobile phone call-blocking services company reported there were 4.3 billion robocalls in…

A: Number of days in October is 31 we have given 4.3 billion (4,300,000,000) robocalls per month Number…