Advertisements
Advertisements
प्रश्न
Choose the correct alternative:
Monthly expenditure on their credit cards, by credit cardholders from a certain bank, follows a normal distribution with a mean of ₹ 1,295.00 and a standard deviation of ₹ 750.00. What proportion of credit cardholders spend more than ₹ 1,500.00 on their credit cards per month?
विकल्प
0.487
0.394
0.500
0.791
उत्तर
0.394
APPEARS IN
संबंधित प्रश्न
Out of 750 families with 4 children each, how many families would be expected to have atmost 2 girls
The mean of a binomial distribution is 5 and standard deviation is 2. Determine the distribution
Define Poisson distribution
The mortality rate for a certain disease is 7 in 1000. What is the probability for just 2 deaths on account of this disease in a group of 400? [Given e–2.8 = 0.06]
The average number of phone calls per minute into the switchboard of a company between 10.00 am and 2.30 pm is 2.5. Find the probability that during one particular minute there will be exactly 3 calls
Write down any five chief characteristics of Normal probability curve
Choose the correct alternative:
Which of the following cannot generate a Poisson distribution?
Choose the correct alternative:
The random variable X is normally distributed with a mean of 70 and a standard deviation of 10. What is the probability that X is between 72 and 84?
Vehicles pass through a junction on a busy road at an average rate of 300 per hour. Find the probability that none passes in a given minute
X is a normally distributed variable with mean µ = 30 and standard deviation σ = 4. Find P(X < 40)
