Question
You want to see if a card dealer is favoring one suit over another. You observe the dealer pick a card, put it back in
You want to see if a card dealer is favoring one suit over another. You observe the dealer pick a card, put it back in the deck, shuffle, and then repeat the process 340 times. The results are displayed in the table below.Use an= 0.10significance level.
a. Complete the rest of the table by filling in the expected frequencies:
Frequencies of Suits Dealt
Outcome Frequency Expected Frequency
Spades 65
Hearts 97
Diamonds 88
Clubs 90
b. What is the correct statistical test to use?
(Select an answer)
-Independence
-Paired t-test
-Goodness-of-Fit
-Homogeneity
c.What are the null and alternative hypotheses?
H0:
- The distribution of suits is uniform.
- The suits and cards are dependent.
- The suits and cards are independent.
- The distribution of suits is not uniform.
H1:
- The distribution of suits is uniform.
- The distribution of suits is not uniform.
- The suits and cards are independent.
- The suits and cards are dependent.
d. The degrees of freedom =
e. The test-statistic for this data =(Please show your answer to three decimal places.)
f. The p-value for this sample =(Please show your answer to four decimal places.)
g. The p-value is________ (Select an answer)
-greater than
-less than (or equal to)
h. Based on this, we should(Select an answer)
-reject the null
-fail to reject the null
-accept the null
i. Thus, the final conclusion is...
- There is sufficient evidence to conclude that the distribution of suits is not uniform.
- There is sufficient evidence to conclude that the distribution of suits is uniform.
- There is insufficient evidence to conclude that suits and cards are dependent.
- There is sufficient evidence to conclude that suits and cards are dependent.
- There is insufficient evidence to conclude that the distribution of suits is not uniform.
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