Question

13.
An auto company decided to introduce a new six cylinder car whose mean petrol
consumptions is claimed to be lower than that of the existing auto engine. It was found that
the mean petrol consumptions for 50 cars was 10 kms per litre with a standard deviations of
3.5 km per litre. Test for the company are 5 percent level of significance, the claim that in the
new car petrol consumptions is 9.5 km per litre on the average.
Ans. : Z = 1.01, Zcal < Ztab .. Accept Ho
(b)
Test of significance of difference between two means :​

Answer 1

Answer:

step 1) Start

step 2) Declare int a,b,c

step 3) Prompt a,b,c

step 4) Read a,b,c

step 5) If (a<>b and b<>c and c<>a) then

step 6) Print "Scalene Triangle"

step 7) Elseif((a=b and a != c) or (a=c and a!=b) or (b=c and b!=a))

step 8) Print "Isoceles Triangle"

step 9) Elseif ((a=b & b!=c ) or (a=c & c!=b) or (b=c & c!=a)) then

step 10) Print "Equilateral Triangle"

step 11) Endif

step 12) Stop