TMA

TMA2/STT102 – Introductory Statistics

TMA Quiz Questions
TMA: TMA2/STT102
Matric Number:  SCORE=10.00
STT102 – Introductory Statistics
Mr. Olorunnishola Toyin (Tolorunishola@noun.edu.ng )
1 Find the median of the numbers 89, 141, 130, 161, 120, 131, 131, 100, 108, and 119.
2 In how many ways can a committee of 5 people be chosen out of 9 poeple?
3 Find the probabolity that a number selected at random from 40 to 50 is a prime.

1919

1717

311

114
4 A man kept 6 black, 5 brown and 7 purple shirts in a drawer. What is the probability of his picking in purple shirt with his eyes closed ?

711

718

511

311
5 In how many ways can the word “HOSPITAL” be arranged?
6 In how many ways can the word “TOPO” be arranged
7 The following are graphical presentations except
8 The difference between Largest and Lowest values on a set of observation is called
9 Find the mean deviation of the distribution 12,6,7,3,15,10,18,5
10 Find the standard deviation of the distribution 12,6,7,3,15,10,18,5
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