Which of the following is a graph of x2 > 25?
+
-6
-5
4
3
-2
-1
0
1
NE
3
4
5
6
+
+
N +
4
5
to to toto
+
+
-4
+
+
nt nt nt
+
n
+
-1
+
-3
+
o
+
0
i
+
1
+
2
3
0
to ta
+
4
3
0
+
os +
-6
-5
-4
-3
4
5
6
F No Solution

Gretchen is setting up for a banquet. she has 300 chairs and needs to distribute them evenly among t tables. how many chairs should she put at each table? write your answer as an expression.

The population of a small rural town in the year 2006 was 2,459. the population can be modeled by the function below, where f(x residents and t is the number of years elapsed since 2006. f(t) = 2,459(0.92)

Two researchers are attempting to create a new psychotherapy protocol that more reduces panic attacks. they believe that they have succeeded and are now in the clinical trial period of their protocol's development. they are working with several cohort groups, some of which have been through the new protocol, while others have done the standard protocol currently recommended. if these researchers are interested in evaluating the difference in the percentage of test subjects who successfully decreased their panic attacks in 2 months on the new protocol versus the percentage of test subjects who successfully decreased their panic attacks in 2 months with the traditional protocol, which of the following statistical tests would be most appropriate? a. analysis of variance (anova) b. correlation c. chi-square test d. paired t-test e. independent t-test