Use the following set-up for Problems 5-8:Below is a list of exam scores for a class of 15 students:55, 62, 72, 77, 82, 83, 84, 85, 86, 87, 90, 91, 95, 95, 100How do you find the score at the 30th percentile?

Which of the following statements about the association between hormones and emotions is TRUE?

Otis is loud, seeks attention, and he can sometimes be mean. He says, “This is me; take it or leave it. I’m not able to change.” According to Carol Dweck, Otis

Kayla usually does well in school but recently received a C on a paper. She says that this is because her teacher does not like her and is punishing her for disagreeing with the teacher in class. Kayla is making_____ about the cause of her low paper grade.

Sometimes a person’s self-esteem does not match reality. Describe an example of how a psychological disorder can affect self-esteem (I have mentioned examples from my work as a therapist in class). Make sure to say what disorder or problem the person has and in what way their self-esteem differs from what an outsider would say about them.

Suppose you are the parent of a small child who is crying and pulling on their ear. Consider the null and alternative hypotheses for this situation:Ho: The child is healthyHa: The child has an ear infectionYou have a decision to make: Take the child to the doctor (you believe the alternative hypothesis) or wait it out (you believe the null hypothesis). If you make a Type II error, what happened?

Find the length of the curve with the given vector equation.r(t) = 3ti + j + k; -9≤ t ≤ -6

Solve the problem.A 150-lb sign is hanging from the end of a hinged boom, supported by a cable inclined at 36° with the horizontal. Find the tension in the cable and the compression in the boom rounded to the nearest pound.

True or False:If  the and , the appropriate decision is to REJECT the null hypothesis.

Find the triple scalar product (u x v) ∙ w of the given vectors.u = -5i – 3j + 4k; v = 5i – 3j + 8k; w = 9i – 5j – 4k