MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN: 9781119256830
Author: Amos Gilat
Publisher: John Wiley & Sons Inc
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please answer blank questions only and or ones with a red x next to them. 

die was rolled
A gambler complained about the dice. They seemed to be loaded! The dice were taken off the table and tested one at a time.
Outcome
2
4
Observed
65
47
60
32
50
46
frequency O
A USE SALT
Do these data indicate that the die is unbalanced? Use a 1% level of significance. Hint: If the die is balanced, all outcomes should have the same expected frequency.
(a) What is the level of significance?
0.01
State the null and alternate hypotheses.
Ho: The distributions are different.
H: The distributions are different.
O Ho: The distributions are different.
Ho:
H:
The distributions are the same.
The distributions are the same.
H:
The distributions are different.
The distributions are the same.
H,: The distributions are the same.
(b) Find the value of the chi-square statistic for the sample. (Round the expected frequencies to at least three decimal places. Round the test statistic to three decimal places.)
-27.994
Are all the expected frequencies greater than 5?
Yes
O No
What sampling distribution will you use?
O chi-square
O normal
Student's t
O uniform
What are the degrees of freedom?
MacBook Pro
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Transcribed Image Text:die was rolled A gambler complained about the dice. They seemed to be loaded! The dice were taken off the table and tested one at a time. Outcome 2 4 Observed 65 47 60 32 50 46 frequency O A USE SALT Do these data indicate that the die is unbalanced? Use a 1% level of significance. Hint: If the die is balanced, all outcomes should have the same expected frequency. (a) What is the level of significance? 0.01 State the null and alternate hypotheses. Ho: The distributions are different. H: The distributions are different. O Ho: The distributions are different. Ho: H: The distributions are the same. The distributions are the same. H: The distributions are different. The distributions are the same. H,: The distributions are the same. (b) Find the value of the chi-square statistic for the sample. (Round the expected frequencies to at least three decimal places. Round the test statistic to three decimal places.) -27.994 Are all the expected frequencies greater than 5? Yes O No What sampling distribution will you use? O chi-square O normal Student's t O uniform What are the degrees of freedom? MacBook Pro
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