Outlier

Q. The cups of hot chocolate consumed by $6$ owls is given.

Name	Number of Cups
Pixie	1
Pootle	2
Dane	3
Django	2
Hermann	3
Alex	8

What is the mean, median and mode of the number of cups of hot chocolate consumed(without ignoring Outlier)?

1. Median $=3.17$
   Mean $=2.5$
   Mode $=2$ and $3$
2. Mean $=3.17$
   Median $=2.5$
   Mode $=2$
3. Mean $=3.17$
   Median $=2.5$
   Mode $=3$
4. Mean $=3.17$
   Median $=2.5$
   Mode $=2$ and $3$

Q. Match the effect of outlier on various measures of central tendencies.

1. skews the value
2. does not shift
3. does not change

Q. Adam played $7$ games and recorded the data of his scores as follows:


What is the difference between the mean in the presence and absence of outlier?

1. $12.8$
2. $-2.7$
3. $-6.2$
4. $93$

Q. A manufacturing company finds out the number of defective calculators in each of the last 10 batches of 100 calculators.

Batch Number	Number of Defective Caculators
1	23
2	34
3	43
4	13
5	45
6	27
7	38
8	42
9	16
10	98

Which measure of central tendency is least impacted with or without outlier?

1. Mean
2. Median
3. Mode
4. All are impacted equally.

Q. A cricketer's scores in five ODI matches are as follows: 10, 34, 45, 50, 26. The mean of the following data would be

1. 32
2. 33
3. 34

Q. The cups of hot chocolate consumed by $6$ owls is given.

Name	Number of Cups
Pixie	1
Pootle	2
Dane	3
Django	2
Hermann	3
Alex	8

What is the mean, median and mode of the number of cups of hot chocolate consumed(without Outlier)?

1. Median $=3.17$
   Mean $=2.5$
   Mode $=2$ and $3$
2. Mean $=3.17$
   Median $=2.5$
   Mode $=2$ and $3$
3. Mean $=2.2$
   Median $=2.5$
   Mode $=2$ and $3$
4. Mean $=2.2$
   Median $=2$
   Mode $=2$ and $3$

Q. The value in a data set that is quite different from the remaining values of the data set is known as .

Q. The data below represents the number of quilts manufactured by a factory in different months.


Identify the outlier of this data set.

1. $39$
2. $9$
3. $36$
4. $7$

Q. Find the outlier for the following data: 2, 3, 5, 6, 90, 7, 8, 10.

1. 90

Q. With reference to the impact of outlier on mean, which of the following option is correct?

1. The value of mean remains unaffected with or without outlier.
2. The presence of outlier may increase or decrease the value of mean.
3. The presence of outlier in the data set always increases its mean.
4. None of the above.