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The prices (in dollars) for a particular model of digital camera with 7.2 megapixels for 12 online retailers are as shown below: 225 240 215

The prices (in dollars) for a particular model of digital camera with 7.2 megapixels for 12 online retailers are as shown below: 225 240 215 206 211 210 193 250 225 202 218 221

a) Compute the range and standard deviation.

b) What is the shape of distribution for the data values? Prove it numerically.

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