# there are two companies: company #1 chatlong: 18 hours average and 2 hrs standard deviation company #2 talk-a-lot: 20 hours average and 3 hrs standard deviation 1. Which company do you think make

## there are two companies: company #1 chatlong: 18 hours average and 2 hrs standard deviation company #2 talk-a-lot: 20 hours average and 3 hrs standard deviation 1. Which company do you think make

there are two companies: company #1 chatlong: 18 hours average and 2 hrs standard deviation company #2 talk-a-lot: 20 hours average and 3 hrs standard deviation 1. Which company do you think makes the longest-lasting (and better) cell phone? Explain your thinking. 2. a. Pick one of the two companies and sketch out a normal curve for it. Be sure to label it and use vertical lines to locate the mean and 1 standard deviation on either side of the mean. b. What is the range of values for each company to be within 1 standard deviation? c. What is the range for the 68-95-99.7 distribution? 4. Two students each buy one cell phone and perform their own experiments to wear out the batteries. Here are the data: student 1 chatlong: 20 hoursstudent 2 talk-a-lot: 20 hours a. Based on their sample data, which of the cell phones is better? b. In order to properly compare the data, calculate the z-scores for each sample data point. c. Use a statistical calculator or a standard normal chart to find the percentile for each z-score you found in part b above.d. Now who do you think got the better cell phone (with longer battery life) and why?5. a. Is it problematic to decide that one company is better than another based solely on the students’ sample data? Explain. b. How would you improve the students experiment if you were going to conduct it yourself?

Are you overwhelmed by your class schedule and need help completing this assignment? You deserve the best professional and plagiarism-free writing services. Allow us to take the weight off your shoulders by clicking this button.

Tutor_Charles

Rating: 4.9/5    Reviews 377

Success rate 96%

Completed projects: 545

I am an experienced writer offering professional services across diverse fields. I provide quality work with strict adherence to the deadline.

Tutor_Dr. Edith

Rating: 4.8/5    Reviews 381

Success rate 98%

Completed projects: 490

I am an experienced writer with great research and analytical skills. Original quality paper and on-time delivery are guaranteed. Let's do this!

Tutor_Dr.Judy

Rating: 4.7/5    Reviews 316

Success rate 96%

Completed projects: 398

I am a professional writer with more than 8 years of experience. My mission is to provide you with high-quality paper in a timely fashion.

Tutor_Ian

Rating: 4.8/5    Reviews 371

Success rate 99%

Completed projects: 432

Hi, I deliver quality papers on time following all the instructions provided. Client's satisfaction is my priority. Welcome for plagiarism-free papers.

Tutor_Prof. Allan

Rating: 4.8/5    Reviews 400

Success rate 98%

Completed projects: 487

With over half a decade of academic experience, I'm committed both to efficiency and punctuality. If it's quality you're looking for, then I'm here to provide!

Tutor_Prof. Gabie

Rating: 4.9/5    Reviews 447

Success rate 99%

Completed projects: 546

A quality-driven, skilled writer with over 5 years of experience in various disciplines. I deliver plagiarism-free papers and content of impeccable quality, always original and always before the deadline!

Tutor_Sarah

Rating: 4.9/5    Reviews 427

Success rate 98%

Completed projects: 567

I have been a full-time freelance researcher and writer for a period of over 6 years. I have successfully completed over 1000 projects and assignments. I have had a good professional relationship with my clients. Try me today!

Tutor_Stella

Rating: 4.9/5    Reviews 305

Success rate 99%

Completed projects: 404

I am a proficient writer with knowledge across a wide range of academic disciplines. I guarantee quality, timely and original content.

Tutor_SylviaYoung

Rating: /5    Reviews 419

Success rate 100%

Completed projects: 506

Hi, count on me to deliver quality and exemplary papers. I will pay attention to all your instructions, and meet all your expectations.