Test: Statistics Foundation I - Normal

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Question 1:   Andrew collected   4   pears, Jane   2   pears, Max   6   pears. Then the children split pears equally. How many pears did each of the children get?
3 pears
5 pears
6 pears
4 pears
Question 2:   John won at the lottery   2   times   50 pounds,   3   times   10 pounds, and   1   time   200 pounds. What is the average prize received by John?
Â? 50
Â? 100
Â? 60
Â? 55
Question 3:   A data set of   22,20,23,21,23,22,23   is given. Find a mode of this data set.
22
23
20
21
Question 4:   Find mode in the following data set   1.00,2.70,3.81,1.12,3.81,3.81,1.83
1.12
1.00
3.81
1.83
Question 5:   Given data set   17,15,16,17,16,18,20  ,  find median.
15
17
16
20
Question 6:   Work experience of 5 workers is   5,7,4,8,10   years. What is the median?
10
5
4
7
Question 7:  
3.0
1.2
1.8
1.3
Question 8:   Find the average of the given data set   2.7,1.8,1.5,2.0,2.6
2.12
1.5
2
1.8
Question 9:   Arithmetic mean of data set   a,1.8,4.2   is   2.4  .  Find   a  .
1.4
1.2
1.5
2
Question 10:   The driver drove for two hours at a speed of   120 km h   and an hour at a speed of   90 km h  .  At what average speed did the driver move?
90 km h
120 km h
120 m s
110 km h