State the null and alternative hypothesis for a test to determine the validity of the claim b) Identify left, right, or two-tailed test type i. The 2011 average service time for Fast Fatz Burgers was 56 seconds. The store manager claims that the 2012 average is more than 5 seconds faster. ii. Speedy Solutions is a delivery company that claims all deliveries average less than 72 hours. iii. At least 60% of Indians vote in presidential elections. iv. Chance of developing heart attack is 40% for women.
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