STAT Interpreting Informative Texts 3

Question 1

A public health report states: 'Among adults aged 18–44, vaccination rates rose from 34% to 61% over three years.' What is the percentage point increase?

Accepted Answer

27 percentage points

Answer

61% − 34% = 27 percentage points, which is the absolute difference in the two rates.

Question 2

A technical document contains the phrase 'as previously defined.' A reader encountering this phrase should:

Accepted Answer

Refer back to the earlier definition given in the text

Answer

The phrase signals that the author established a specific definition earlier that should be applied to the current usage.

Question 3

A bar chart shows four categories labeled A, B, C, and D. Category B's bar is twice the height of Category A's bar. This means:

Accepted Answer

The value represented by Category B is twice that of Category A

Answer

In a standard bar chart, bar height directly represents the measured value, so B's value is double A's value.

Question 4

An author writes: 'Data were collected from a convenience sample of university students.' A limitation the reader should acknowledge is:

Accepted Answer

The findings may not generalize to all adults

Answer

Convenience samples are not randomly selected, so results from one narrow group may not represent broader populations.

Question 5

A passage uses italics for the phrase terra nullius and then immediately provides its meaning. This formatting choice most likely indicates:

Accepted Answer

The term is a foreign or technical expression being introduced to the reader

Answer

Italics conventionally signal foreign words or newly introduced technical terms, especially when a definition follows.

STAT - Special Tertiary Admissions Test Practice Test

STAT - Special Tertiary Admissions Test Practice Test

STAT Interpreting Informative Texts 3