(a) Draw a relative frequency histogram using the values 0 through 9 as the class midpoints. Last Digit of SSN Relative Frequency 0.25 0.20 0.15 0.10 0.05 0 1 2 3 4 5 6 7 8 9 Value Relative Frequency (c) Use the range approximation to guess the value of s. S% 0.25 0.20 0.15 0.10 (b) What is the shape of the distribution? O mound-shaped O skewed left O skewed right O uniformly distributed Based on the shape, what would be your best estimate for the mean? Compare with your estimates in parts (b) and (c). O The estimates are fairly close to the calculated values. O The estimates are very different from the calculated values. 0.05 Last Digit of SSN ▬▬▬▬▬▬ 0 1 2 3 4 5 6 7 8 9 Value (d) Use your calculator to find the actual value of x. (Round your answer to two decimal places.) x= Use your calculator to find the actual value of s. (Round your answer to two decimal places.) S= Relative Frequency 0.25 0.20 0.15 0.10 0.05 Last Digit of SSN 0 1 2 3 4 5 6 7 8 9 Value Relative Frequency 0.25 0.20 0.15 0.10 0.05 Last Digit of SSN 0 1 2 3 4 5 6 7 8 9 Value G

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