Fifty people are selected randomly from a certain population and it is found that 12 people in the sample are over six feet tall. What is the best point estimate of the proportion of people in the population who are over 6
Feet tall?
A) 0.76
B) 0.18
C) 0.24
D) 0.50

Question

Quizplus · Accepted Answer

To determine the best point estimate of the proportion of people in the population who are over six feet tall, we use the formula: 
Point estimate = number of successes / sample size
In this case, the number of successes (people over six feet tall) is 12, and the sample size is 50. 
Point estimate = 12/50 = 0.24 
Therefore, the best point estimate of the proportion of people in the population who are over six feet tall is 0.24. Therefore, the answer is choice C.

Fifty People Are Selected Randomly from a Certain Population and It