The monthly incomes for 12 randomly selected​ people, each with a​ bachelor's degree in​ economics, are shown on the right. Complete parts​ (a) through​ (c) below. 4450.95,  4596.43, 4455.27, 4151.99, 4283.65, 4527.56, 3946.55, 4023.42, 4366.86, 3727.56, 44.0726, 4221.07 (a) sample mean______  ( Round one decimal place needed) (b) sample standard deviation_______ ( Round one decimal place needed) (c) Construct 90% confidence interval for the population mean U.      ( _________,  ________)  ( Round one decimal place needed.) Hello,  can you please explain this  math problem to me and show me step by step  how to work this math problem.  Thank  you.

Intermediate Algebra
19th Edition
ISBN:9780998625720
Author:Lynn Marecek
Publisher:Lynn Marecek
Chapter12: Sequences, Series And Binomial Theorem
Section12.3: Geometric Sequences And Series
Problem 12.58TI: What is the total effect on the economy of a government tax rebate of $500 to each household in...
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The monthly incomes for 12 randomly selected​ people, each with a​ bachelor's degree in​ economics, are shown on the right. Complete parts​ (a) through​ (c) below.

4450.95,  4596.43, 4455.27, 4151.99, 4283.65, 4527.56, 3946.55, 4023.42, 4366.86, 3727.56, 44.0726, 4221.07

(a) sample mean______  ( Round one decimal place needed)

(b) sample standard deviation_______ ( Round one decimal place needed)

(c) Construct 90% confidence interval for the population mean U.

     ( _________,  ________)  ( Round one decimal place needed.)

Hello,  can you please explain this  math problem to me and show me step by step  how to work this math problem.  Thank  you.

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