Q. Select the outlier in the data set. 45,55,63,69,77,80,81,83,670
Identify Outlier: To identify the outlier in the data set, we first need to look at the numbers and see if there is a value that is significantly different from the others.Data set: 45,55,63,69,77,80,81,83,670
Observation of Data Set: By observing the data set, we can see that all numbers except one are within a similar range (from 45 to 83). The number 670 stands out as it is much larger than the rest of the values in the data set.
Conclusion: Since 670 is significantly higher than the other values and does not fit within the range of the rest of the data, we can conclude that 670 is the outlier in this data set.