Explanation Given: Consider the revenue (in millions of dollars) for the four major studio in the years 2010-2016 Year Columbia 20th Century Fox Warner Bros. Paramount 2016 911 1469 1902 877 2015 966 1302 1604 675 2014 1262 1791 1563 1053 2013 1445 1064 1864 967 2012 1792 1025 1665 914 2011 1274 978 1826 1957 2010 1283 1482 1924 1714 Formula used: Write the formula for mean. x ¯ = ∑ x i n Write the standard deviation formula: σ = ∑ ( x i − x ¯ ) 2 n − 1 Calculation: Construct the table to calculate the mean and standard deviation i x i x i − x ¯ ( x i − x ¯ ) 2 1 1902 138 19044 2 1604 -160 25600 3 1563 -201 40401 4 1864 100 10000 5 <

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Chapter 10.3, Problem 25E

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To calculate: The mean and standard deviation of revenue (in millions of dollars) for the studio Warner Bros for the years 2010-2016.

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Chapter 10.3, Problem 24E

Chapter 10.3, Problem 26E

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The mean and standard deviation of revenue (in millions of dollars) for the studio Warner Bros for the years 2010-2016.

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To calculate: The mean and standard deviation of revenue (in millions of dollars) for the studio Warner Bros for the years 2010-2016.

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Chapter 10 Solutions