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Acme Toy Company prints baseball cards. The company claims that 30% of the cards are rookies, 60% are veterans, and 10% are All-Stars. Suppose a
Acme Toy Companyprints baseball cards. The company claims that 30% of the cards are rookies, 60% are veterans, and 10% are All-Stars. Suppose a random sample has the following cards. Test Acme's claim that the distribution is a good fit with the prints of baseball cards at an=0.05level of significance.
Category | Observed Frequency | Expected Frequency |
Rookies | 30 | |
Veterans | 110 | |
All-Stars | 10 |
- Complete the table by calculating the expected frequencies.
- What is the chi-square test statistic?Round to three decimal places. 2=
- What are the degrees of freedom? degrees of freedom =
- What is thepp-value for this sample?Round to four decimal places. p-value
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