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edule to come back to the skipped part. ULUuemally. If you skip a part of the question, you will not receive Tutorial Exercise A group of 70 students were asked to record the last digit of their social security number 2 7 0 N 0 1 الا 9 5 1 00 4 5 4 6 9 5 3 6 3 3 6 4 3 1 1 2 8 85 3 9 1 1 0 o 4 5 8 5 7 7 7 o 1 الما 7 3 0 6 9 6 2 8 8 8 9 00 6 N 9 4 5 2 0 4 9 7 777 (a) Draw a relative frequency histogram using the values o through 9 as the class midpoints. (b) What is the shape of the distribution? Based on the shape, what would be your best estimate for the mean? п O 在这里输入你要搜索的内容 E g
U 6 9 6 2. 2 8 8 8 98 6 N 9 4 5 2 0 4 4 an 9 7 7 7 7 (a) Draw a relative frequency histogram using the values o through 9 as the class midpoints. (b) What is the shape of the distribution? Based on the shape, what would be your best estimate for the mean? (c) Use the range approximation to guess the value of s. (d) Use your calculator to find the actual value of x. Use your calculator to find the actual value of s. Compare with your estimates in parts (b) and (c). Step 1 (a) Draw a relative frequency histogram using the values o through 9 as the class midpoints.
6 2 8 8 9 0 2 9 4 5 2 4 97 7 77 Refer to the data provided to fill in the frequencies of x-values in the chart below. х Frequency 0 7 1 N فما 4 5 7 6 6 7 8 8 9 7