National School of Statistics and Information Analysis
STATISTIC 101
Student
name:
Problem-1
Using
‘VehicleFailureData’ available on the course website, answer the following:
a) Classify each variable as nominal,
ordinal, interval or ratio.
b) Identify qualitative and quantitative
variables.
c) How many vehicles failed in month-9?
d) What was the maximum labor cost?
e) What was the total failure cost for
the data available?
Problem-2
Problem-3
Problem-4
Using
‘VehicleFailureData’, summarize ‘Mileage at Failure’ by obtaining:
·
Mean
·
Median
·
Mode
·
Range
·
Standard
deviation
Problem-5
Problem-6
Problem-7
Problem-8
(a) For each of the three middle slots at
the top of the board (slots 4, 5, and 6), find the probability that a chip
starting in each slot results in winning $10,000.
(b)Compute the expected winnings for a
chip dropped in slot 5 and the expected winnings for a chip dropped in slot 4
or 6.
refer attachments for complete questions
