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Need help these problems for my statistics class. 13. (10 points) 1. Fortune magazine collected the zodiac signs of 256 heads of the Fortune 500

Need help these problems for my statistics class.

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13. (10 points) 1. Fortune magazine collected the zodiac signs of 256 heads of the Fortune 500 companies. The number of birthdays for each zodiac sign is given below. Are the birthdays equally divided among all the zodiac signs at the 0.05 level of significance? Sign Births (count) Sign Births (count) Aries 21 Libra 20 Taurus 20 Scorpio 20 Gemini 19 Sagittarius 20 Cancer 22 Capricorn 22 Leo 23 Aquarius 21 Virgo 23 Pisces 25 (a) (2 points) Write out an appropriate hypothesis. (b) (4 points) Find the test statistic(x") and P-value. (c) (4 points) Use a = 0.05 level of significance to test the hypothesis in part a). Write a conclusion in context.14. (10 points) In March 2003, the Pew Research Group surveyed 2000 adult Americans and asked \"Do you believe the United States made the right or wrong decision to use military force in Iraq?\" Of 2000 adults Americans surveyed, 1334 state the United States made the right deci sion. In August 2010, the Pew Research Group asked the same question of 2000 adult Americans and found that 1150 believed the United States made the right decision. Is there evidence at the a = 0.05 level of signicance to determine whether the attitudes of adult Americans has changed with regards using military force in Iraq? Assume that the conditions for inference are satisfied. (a) (2 points) Write out an appropriate hypothesis (b) (4 points) Find the test statistic and Pvalue. (c) (4 points) Conclusion

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