Class Observed (0 - E)? (0 - E):/E Expected (E) Deviation (0) (0 - E) heads 13 12 1/12 tails 11 12 -1 1/12 Totals 24 24 X² =1/6 1. How many degrees of freedom are there in this problem? 2. What is the probability that these results are due to chance? 3. Is the deviation significant or nonsignificant? 4. Would you accept or reject the hypothesis which states that in flipping a coin several times, heads should be tossed ½ of the time. Accepted

A First Course in Probability (10th Edition)
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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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Please  explain  and answer questions 2 3. Thank you

Class
Observed
(0 - E)?
(0 - E):/E
Expected
(E)
Deviation
(0)
(0 - E)
heads
13
12
1/12
tails
11
12
-1
1/12
Totals
24
24
X² =1/6
1.
How many degrees of freedom are there in this problem?
2. What is the probability that these results are due to chance?
3. Is the deviation significant or nonsignificant?
4. Would you accept or reject the hypothesis which states that in flipping a coin several
times, heads should be tossed ½ of the time.
Accepted
Transcribed Image Text:Class Observed (0 - E)? (0 - E):/E Expected (E) Deviation (0) (0 - E) heads 13 12 1/12 tails 11 12 -1 1/12 Totals 24 24 X² =1/6 1. How many degrees of freedom are there in this problem? 2. What is the probability that these results are due to chance? 3. Is the deviation significant or nonsignificant? 4. Would you accept or reject the hypothesis which states that in flipping a coin several times, heads should be tossed ½ of the time. Accepted
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