Question: Stats According to Amazon, the mean installation time for the Ring Doorbell is 5 minutes. Assume installation time is normally distributed with a standard deviation

Stats

According to Amazon, the mean installation time for the Ring Doorbell is 5 minutes. Assume installation time is normally distributed with a standard deviation of 1.6 minutes. Given this information, would it be unusual for someone to take 7 minutes to install the Ring Doorbell? Why or why not? Select the single best answer choice. Yes because 7 minutes is less than two standard deviations from the mean. O No because 7 minutes is more than two standard deviations from the mean. No because 7 minutes is less than two standard deviations from the mean. Yes because 7 minutes is more than two standard deviations from the mean

Step by Step Solution

There are 3 Steps involved in it

1 Expert Approved Answer

Step: 1 Unlock blur-text-image

Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock

Step: 3 Unlock

Students Have Also Explored These Related Mathematics Questions!

Scenario 1: The Very Busy Computer Media and Storage Administrator John has been with Dynamic Software for five years. In that time, he has become the go-to person for system backups and computer...

MS1023 Business Statistics with Computer Applications MS1023 Business Statistics w/Comp Apps I Homework #3 - Use Red Par Score Form Chp. 7: Questions 1-50 1. Kristen Ashford purchased the subscribers...

1. According to information from Consumer Reports, monthly charges for cell phone plans in the United States are normally distributed with mean = $62 and standard deviation s = $18. (a) Draw a normal...

Math 160 Midterm Review MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. Provide an appropriate response. 1) The following frequency distribution...

STAT 225 Section 6380 Summer 2015 Quiz #3 Please answer all 10 questions. The maximum score for each question is posted at the beginning of the question, and the maximum score for the quiz is 80...

The length of time a person takes to decide which shoes to purchase is normally distributed with a mean of 8.54 minutes and a standard deviation of 1.91. Find the probability that a randomly selected...

Question 1 2pts A consumer analyst reports that the mean life of a certain type of alkaline battery is more than 36 months. Write the null and alternative hypotheses and note which is the claim....

hi, can you help me to answer them? Solve the problem. 1) For the study described below, identify the sample. A bank manager wants to know the average amount of time customers of his bank have to...

1) The mean college entrance exam score for all students at Bud Light University is 419, with standard deviation = 120. A random sample of 225 students is chosen. What is the probability that the...

Refer to the data given in Exercise 7 and assume that the necessary conditions of normality and variance are met. a. Find the predicted size of a household that discards 1.25 kg of plastic. b. Find...

Varina Trophies makes and sells trophies it distributes to little league ballplayers. The company normally produces and sells between 6,000 and 12,000 trophies per year. The following cost data apply...

the return of vendor purchases is part of the revenue process

solve it Help Save & Exit Invention, Inc receives an average of 250 checks a day. The average amount per check is $450. The firm is considering a lockbox system which it anticipates will reduce the...

4. Evaluate and employ strategies for managing conflict in different situations

5. This week, if you have a disagreement with a friend, roommate, romantic partner, family member, or boss, identify one change you could make to manage and resolve the conflict more productively....

5. Recognize your ability to repair and let go of painful conflict