2. In 10 tosses of seven coins, the numbers of heads were 2, 6, 2, 2, 5, 3, 5, 3, 3, 4. If the observations are denoted by Y1, Y2,.. . . Yn: a. What is the value of n? b. What is the value of Y2? c. What is the value of Y7? d. For what values of i does Y = 2? 3? 4? e. Distinguish between Y.1 and Y-1. f What do Y-1 and Y-1 equal for i 2? g. Write the observations as a vector.

A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
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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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2. In 10 tosses of seven coins, the numbers of heads were 2, 6, 2, 2, 5, 3, 5, 3, 3, 4. If the
observations are denoted by Y1, Y2, .... Yn:
a. What is the value of n?
b. What is the value of Y2?
c. What is the value of Y7?
d. For what values of i does Y = 2? 3? 4?
e. Distinguish between Y.1 and Y; -1.
f What do Y-1 and Y-1 equal for i= 2?
g. Write the observations as a vector.
Transcribed Image Text:2. In 10 tosses of seven coins, the numbers of heads were 2, 6, 2, 2, 5, 3, 5, 3, 3, 4. If the observations are denoted by Y1, Y2, .... Yn: a. What is the value of n? b. What is the value of Y2? c. What is the value of Y7? d. For what values of i does Y = 2? 3? 4? e. Distinguish between Y.1 and Y; -1. f What do Y-1 and Y-1 equal for i= 2? g. Write the observations as a vector.
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