Let x and y be two variables with variance as 1990 and 796 with 11 and 9 number of observations respectively. The value of F(10, 8) at 5% level of significance is:
The correct answer is B
Fresh Watermelon contain 60% water, Dry Watermelon contain 30% water. From 1 Quintals fresh Watermelons, approximately how many kg of Dry Watermelon can...
After increase in the price of coffee by 15%, a person is able to buy 3 kg less for Rs. 1,840. Find the original and increased price of the coffee per kg?
The simple interest on a sum of money is 7/20 of the sum. If the number of years is numerically half the rate per annum, then find the rate percent per ...
A gave 40% of the amount he had to B. B gave 2/5th of what he received from A to C. After paying Rs. 260 to the taxi driver out of the amount he gets fr...
A gave 60% of the amount he had to B. B gave 3/5th of what he received from A to C. After paying Rs. 220 to the taxi driver out of the amount he gets fr...
A candidate who gets 22% marks fails by 10 marks but another candidate who gets 40% marks gets 14% more than the passing marks. Find the maximum marks.
Income of Vipin is Rs.36000 and he saves 60% of his income. The expenditure of Sahil is Rs.2600 more than that of Vipin and he saves 66% of his income. ...
The value of A’s car is depreciating by 45% every year whereas the value of his house is appreciating by 10% each year as compared to the previous yea...
Two students appeared in an exam and one secured 12 marks more than the other. If marks of student who got more marks is 55% of the sum of the marks of ...
if ratio of present age of Aman to that of Bineet is given as 2:3 and the ratio of present age of Aman to that of Chintu is 13:8.Then, what will be the ...
