(EX) 8.08 Draw a picture 1. Your company produces a sun block lotion designed to protect the skin from both UVA and UVB exposure to the sun. You hire

(EX) 8.08 Draw a picture 1. Your company produces a sun block lotion designed to protect the skin from both UVA and UVB exposure to the sun. You hire a company to compare your product with the product sold by your major competitor. The testing company exposes skin on the backs of a sample of 20 people to UVA and UVB rays and measures the protection provided by each product. For 13 of the subjects, your product provided better protection, while for the other 7 subjects, your competitor’s product provided better protection. Do you have evidence to support a commercial claiming that your product provides superior UVA and UVB protection? To answer the claim question, you test H0: p = 0.5 and Ha: p ? 0.5. You have been asked to draw a picture of a standard Normal curve and shade the tail areas to illustrate the calculation of the P-value. Refer to the given figure, in which x represents the value for probability in the upper tail, and answer the question that follows. Fill in the blank. (Give your answer to four decimal places.) The value of x is:

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