(I to Construct a Binomial Distribution We Need to Know $\pi$

question 111

Multiple Choice

(i. To construct a binomial distribution we need to know the total number of trials and the probability of a success. (ii) If n = 900 and $\pi$ = 1/3, the variance of this binomial distribution is 200.
(iii) If $\pi$ = 1/5 and n = 100, the standard deviation of this binomial distribution is four.

• A) (i), (ii), and (iii) are all correct statements.
• B) (i) is a correct statement but not (ii) or (iii).
• C) (i) and (ii) are correct statements but not (iii).
• D) (ii) and (iii) are correct statements but not (i).
• E) (i), (ii), and (iii) are all false statements.

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Definitions:

Lumbar Muscles (lower Back)

A group of muscles in the lower back region involved in the movement and support of the spine.

Stretching Exercise

Physical activities that aim to increase the flexibility and length of muscles by extending them.

Sit Up Straight

An instruction often given to improve posture by aligning the back vertically and avoiding slouching.

Calf Muscles

The muscles located at the back of the lower leg, primarily consisting of the gastrocnemius and soleus muscles.