Binomial distribution is symmetrical when

Which of the following is not a condition of the binomial distribution?

A

Must have at least 4 trials

B

Only 2 possible outcomes

C

Have a constant probability of success

D

Trials must be independent

Binomial distribution is negatively skewed when

A

p = 0

B

p > $$\frac{{1}}{{2}}$$

C

p

D

p = -$$\frac{{1}}{{2}}$$

The mean, median and mode for binomial distribution will be equal when

A

p = 0.5

B

p

C

p > 0.5

D

p = 1

Which of the following is not the property of binomial distribution

A

N is fixed

B

Has two outcomes

C

Trials are independent

D

Probability of success varies from trial to trial

একটি দ্বিপদী বিন্যাস ভিত্তিক দৈবক্রম যার চেষ্টার সংখ্যা n = 20 এবং সফলতার সম্ভাবনা p =0.614 । দৈবক্রমের ভেদাঙ্ক কত হবে? (Find the variance of a random variable, which follows a binomial distribution with parameters n = 20 and p = 0.6 )

A

12

B

4.8

C

8

D

9.6

Bilateral symmetrical hilar gland enlargement is typical of

A

Pulmonary tuberculosis

B

Lymphoma

C

Sarcoidosis

D

Milliary tuberculosis

E

Infectious mononucleosis

Bilateral symmetrical sacroiliac (S.I) joints involvement occurs in

A

Ankylosing spondylitis

B

Psoriatic arthritis

C

Reiterâs disease

D

Gouty arthopathy

E

Osteitis condensanse ilii

M circles are symmetrical with respect to

A

Real and imaginary axis

B

M = 1 straight line and real axis

C

M = 1 straight line and imaginary axis

D

M = 1 straight line

The parts of circular cross-section which are symmetrical about the axis of rotation are made by

A

Hot forging

B

Hot spinning

C

Hot extrusion

D

Hot drawing

For a symmetrical two hinged parabolic arch, if one of the supports settles horizontally, then the horizontal thrust

A

Is increased

B

Is decreased

C

Remains unchanged

D

Becomes zero

Binomial distribution is symmetrical when

Related Questions