1

Set 4: Polynomial Functions (Advanced)

Explanation

Answer: A

-15 Five Eretmochelys imbricata, a type of sea turtle, each have a nest. The table shows an original data set of the number of eggs that each turtle laid in its nest. Nest Number of eggs A 149 B 144 C 148 D 136 E 139 A sixth nest with 121 eggs is added to create a new data set. Which of the following correctly compares the means of the two data sets?

Choose the correct answer.

A.

The mean of the original data set is greater than the mean of the new data set.

✓ Correct
B.

There is not enough information to compare the means. -16 In △RST , the measure of ∠R is 63° . Which of the following could be the measure, in degrees, of ∠S ? A) 116 B) 118 C) 126 D) 180 Module

C.

The means of both data sets are equal.

D.

The mean of the original data set is less than the mean of the new data set.

Detailed Explanation

Choice A is correct. No explanation provided.

Key Steps:

The correct answer is The mean of the original data set is greater than the mean of the new data set.

Why others are wrong:
B: Choice B is incorrect and may result from a calculation error.
C: Choice C is incorrect and may result from a calculation error.
D: Choice D is incorrect and may result from a calculation error.

🎯 Keep Practicing!

Master all sections for your best SAT score