If n = 400 and P=.69 then 90% C.I for P is _________________?

Related Mcqs:

1. Find the median of the following datA. 160, 180, 200, 280, 300, 320, 400?

   A. 140
   B. 300
   C. 180
   D. 280

2. The time taken by an athlete to run a 400 mile race in SAF games ________________?

   A. Continuous data
   B. Random
   C. Discrete data
   D. Non of these

3. If p= 0.1 and n = 400 then mean _______________?

   A. 60
   B. 30
   C. 20
   D. 40

4. 95% confidence limits for P are _________________?

   A. P±2.18√p2q2/n
   B. P±1.65(pq/n)
   C. P±1.96 p2q2/√n
   D. P±1.96√p2q2/n

5. Type II error is committed when the null hypothesis is _________________?

   A. Rejected when it is true
   B. Rejected when it is false
   C. Accepted when it is true
   D. Accepted when it is false

6. x=40 is estimator of _________________?

   A. (U)
   B. 6
   C. Ux
   D. 6/√n

7. The level of significance is denoted by _________________?

   A. 1 – ∞
   B. β
   C. ∞
   D. 1 – β

8. Experiment in which outcomes vary from trial to trial _________________?

   A. Experiment
   B. Variable
   C. Random experiment
   D. Non of these

9. In a binomial distribution mean and variance is _________________?

   A. Variance > mean
   B. Mean < variance
   C. Variance ≠ mean
   D. None of these

10. In a binomial distribution, n = 10 p= 3/5, its mean is:_________________?

    A. 6
    B. 1
    C. 2/5
    D. None of these