Question

explain the meaning of the following percentiles in parts (a) and (b). (a) the 5th percentile of the weight of males 36 months of age in a certain city is 11.0 kg. (b) the 95th percentile of the length of newborn females in a certain city is 53.3 cm. (a) choose the correct answer below. a. 5% of males weigh 11.0 kg or less, and 95% of 36 - month - old males weigh more than 11.0 kg. b. 5% of 36 - month - old males weigh 11.0 kg or less, and 95% of 36 - month - old males weigh more than 11.0 kg. c. 5% of males weigh 11.0 kg or more, and 95% of 36 - month - old males weigh less than 11.0 kg. d. 5% of 36 - month - old males weigh 11.0 kg or more, and 95% of 36 - month - old males weigh less than 11.0 kg.

Explanation:

The p - th percentile of a data set is a value such that p percent of the data values are less than or equal to that value. For the 5th percentile of the weight of 36 - month - old males, it means 5% of 36 - month - old males weigh 11.0 kg or less and 95% of 36 - month - old males weigh more than 11.0 kg.

Answer:

B. 5% of 36 - month - old males weigh 11.0 kg or less, and 95% of 36 - month - old males weigh more than 11.0 kg