Question: A company claims that its 8 ounce low fat yogurt cups contain
A company claims that its 8-ounce low-fat yogurt cups contain, on average, at most 150 calories per cup. A consumer agency wanted to check whether or not this claim is true. A random sample of 10 such cups produced the following data on calories.
Test using a 2.5% significance level whether the company’s claim is true. Assume that the numbers of calories for such cups of yogurt produced by this company have an approximate normal distribution.
Relevant QuestionsAccording to the U.S. Census Bureau, 69% of children under the age of 18 years in the United States lived with two parents in 2009. Suppose that in a recent sample of 2000 children, 1298 were living with two parents. a. ...Dartmouth Distribution Warehouse makes deliveries of a large number of products to its customers. To keep its customers happy and satisfied, the company’s policy is to deliver on time at least 90% of all the orders it ...Since 1984, all automobiles have been manufactured with a middle tail-light. You have been hired to answer the following question: Is the middle tail-light effective in reducing the number of rear-end collisions? You have ...Find the p-value for each of the following hypothesis tests. a. Ho = µ = 46, H1 = µ ≠ 46, n = 40, = 49.60, σ = 9.7 b. Ho = µ = 26, H1 = µ < 26, n = 33, = 24.30, σ = 4.3 c. Ho = µ = 18, H1 = µ > 18, n = 55, = ...Consider the null hypothesis H0: µ = 5. A random sample of 140 observations is taken from a population with σ = 17. Using α = .05, show the rejection and non-rejection regions on the sampling distribution curve of the ...
Post your question