15,15,15,19,23,23,23 Whats the standard deviation? (Simply the answer. round to two decimals if needed) 2. Find a. the mean; b. the deviation from the mean for each data item; and c. the sum of the deviations in part (b) for the following group of data items. Data Items – 148,152,155,159,161 a) the mean is? b) whats the deviation for each individual 5 data items? c)whats the sum of the deviations? 3.Find the standard deviation for the group of data items. 13,14,14,14,14,15 whats the standard deviation? (Simply the answer. round to two decimals if needed) 4. .Find the standard deviation for the group of data items. 17,17,17,20,23,23,23 whats the standard deviation? (Simply the answer. round to two decimals if needed) 5.Find the range and standard deviation of the following set of data. 184, 178, 179, 190, 168, 187, 209 Whats the range? Whats the standard deviation ? (round to the nearest hundreth)
15,15,15,19,23,23,23Whats the standard deviation?(Simply the
answer. round to two decimals if needed)
2. Find a. the mean; b. the deviation from the mean for each data item; and c. the sum of the deviations in part (b) for the following group of data items.
Data Items – 148,152,155,159,161
a) the mean is?
b) whats the deviation for each individual 5 data items?
c)whats the sum of the deviations?
3.Find the standard deviation for the group of data items.
13,14,14,14,14,15
whats the standard deviation? (Simply the answer. round to two decimals if needed)
4. .Find the standard deviation for the group of data items.
17,17,17,20,23,23,23
whats the standard deviation? (Simply the answer. round to two decimals if needed)
5.Find the range and standard deviation of the following set of data.
184, 178, 179, 190, 168, 187, 209
Whats the range?
Whats the standard deviation ? (round to the nearest hundreth)
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