Logo
Home Study Material Contact Search
AI Chat FREE
  1. mathematics
  2. statistics
  3. suppose that in a city of 120,000 people the avera

Suppose that in a city of 120,000 people the average income is 40,000 (dollars). Use the...

80.2K

Verified Solution

Question

Statistics

Suppose that in a city of 120,000 people the average income is40,000 (dollars). Use the basic estimates we learned for ”tailprobabilities” to:

(a) Find an upper bound for the number of people in the citywith income above 60,000 dollars.

(b) Find a smaller upper bound, given that the standarddeviation of the incomes is 1000 dollars.

(c) Show that the distribution of incomes in the city cannot bea normal distribution!

Answer & Explanation Solved by verified expert
4.3 Ratings (621 Votes)
I HOPE THIS ANSWER IS HELPFULL TO    See Answer
Get Answers to Unlimited Questions

Join us to gain access to millions of questions and expert answers. Enjoy exclusive benefits tailored just for you!

Membership Benefits:
  • Unlimited Question Access with detailed Answers
  • Zin AI - 3 Million Words
  • 10 Dall-E 3 Images
  • 20 Plot Generations
  • Conversation with Dialogue Memory
  • No Ads, Ever!
  • Access to Our Best AI Platform: Flex AI - Your personal assistant for all your inquiries!
Become a Member

Other questions asked by students

Q

DNA Vaccines integrate into the host cell chromosome. They will then produce the proteins for immune...

Biology
Q

Diagram or summarize how HIV infects host cells and indicate the steps of the process that...

Biology
Q

A small object moves along the xx-axis with acceleration ax(t)ax(t) = −(0.0320m/s3)(15.0s−t)−(0.0320m/s3)(15.0s−t). At tt = 0 the...

Physics
Q

How did black Christianity differ from white Christianity in the Old South

Biology
Q

onvert the temperature as indicated Round your answer to hundredths if appropriate 13 90 F...

Basic Math
Q

The cholesterol levels of 14-year-old boys are Normally distributed with mean 17 mg/dL and standard...

Statistics
Q

Find LAVE S TBCI Lat x 1 satl 1 x 5

Algebra
Q

True or false Accounts receivable is recorded as the net of sales return.

Accounting
Q

MULTI ANSWER: Which of the following characteristics would indicate that a person was a critical...

Accounting
Q

In this discussion, you will introduce yourself and meet your instructor and classmates. Your initial...

Accounting
Q

Taylor's Remainder Theorem gives that if a function f(x) is 3 times differentiable on a...

Accounting
Q

You are forming a complete portfolio using the risk-free asset with a 2% return one...

Finance