Advertisements
Advertisements
Question
Choose the correct alternative:
Using the standard normal table, the sum of the probabilities to the right of z = 2.18 and to the left of z = – 1.75 is
Options
0.4854
0.4599
0.0146
0.0547
Solution
0.0547
APPEARS IN
RELATED QUESTIONS
In a family of 3 children, what is the probability that there will be exactly 2 girls?
Out of 750 families with 4 children each, how many families would be expected to have atmost 2 girls
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]
Define Normal distribution
Define Standard normal variate
In a distribution 30% of the items are under 50 and 10% are over 86. Find the mean and standard deviation of the distribution
Choose the correct alternative:
Normal distribution was invented by
Choose the correct alternative:
Which of the following statements is/are true regarding the normal distribution curve?
Choose the correct alternative:
Which of the following cannot generate a Poisson distribution?
X is a normally distributed variable with mean µ = 30 and standard deviation σ = 4. Find P(X > 21)
