Question
A statistical test to determine whether two population
means are different when the variances are known and the sample size is large is known as ……………….Solution
A statistical test to determine whether two population means are different when the variances are known and the sample size is large is known as z test.
Suresh deposited Rs. ‘Q’ in a bank offering compound interest of 7% p.a. compounded annually. After 5 years, he invested the amount received from th...
Anjali invested Rs.24000 in a scheme offering compound interest of x% p.a. compounded annually. If at the end of 2 years, interest received by her from ...
The interest earned when a sum is invested at simple interest of 20% p.a., for 3 years, is Rs. 1500. What will be the total amount received after 2 year...
An amount of Rs. 2,500 invested at a simple interest rate of r% per annum grows to Rs. 4,930 in 6 years. Using the same rate of interest, in how many ye...
'S' undertook an investment endeavor by allocating a capital denoted as 'a + 1000' into a scheme yielding a straightforward interest rate of 20% per ann...
The difference between compound and simple interest on a sum of money for 2 years at 25% per annum is Rs. 880. The sum is:
- The simple interest earned on a certain sum at 12% per annum for 6 years is equal to 2/5 of the compound interest earned on ₹10,000 at 15% per annum, com...
Aman spends 30% of his income, monthly income, on fuel. 40% in basic needs and 20% of the remaining in education. He saves the rest of them all in a rec...
if the interest is compounded half-yearly, calculate the amount when the principal is Rs.4000, the rate of interest is 22%.solve the question
A sum of Rs. 6,000, earning simple interest at an annual rate of 'r%' for 5 years, grows to Rs. 9,000. Calculate the total amount obtained if the same s...
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