a) What is the sample mean & sample standard deviation? b) What is the point estimate of the population mean? c) Explain why we need to use t-distribution and what are the assumptions on that?
a) What is the sample mean & sample standard deviation? b) What is the point estimate of the population mean? c) Explain why we need to use t-distribution and what are the assumptions on that?
A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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Transcribed Image Text:A sample of 10 tourist spending in Macau in February 2017. (in MOP)
2,698 2,028 2,474 2,395 2,372 2,475 1,927 3,006 2,334 2,379
a) What is the sample mean & sample standard deviation?
b) What is the point estimate of the population mean?
c) Explain why we need to use t-distribution and what are the assumptions on that?
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