Answered step by step
Verified Expert Solution
Link Copied!

Question

1 Approved Answer

4 decimals. Thanks A high school teacher hypothesizes a negative relationship between performance in exams and in presentations.To examine this, the teacher computes a correlation

4 decimals. Thanks

A high school teacher hypothesizes a negative relationship between performance in exams and in presentations.To examine this, the teacher computes a correlation of -0.44 from a random sample of 25 students from class.What can the teacher conclude with anof 0.05?

a)Obtain/compute the appropriate values to make a decision aboutH0.

  • Critical Value =
  • Test Statistic =
  • Decision:

---Select---

  1. Reject H0
  2. Fail to reject H0

b)Compute the corresponding effect size(s) and indicate magnitude(s).

If not appropriate, input and/or select "na" below.

  • Effect Size =
  • Magnitude:

---Select---

  1. na
  2. trivial effect
  3. small effect
  4. medium effect
  5. large effect

c)Make an interpretation based on the results.

  1. There is a significant positive relationship between performance in exams and performance in presentations.
  2. There is a significant negative relationship between performance in exams and performance in presentations.
  3. There is no significant relationship between performance in exams and performance in presentations. m

Step by Step Solution

There are 3 Steps involved in it

Step: 1

blur-text-image

Get Instant Access to Expert-Tailored Solutions

See step-by-step solutions with expert insights and AI powered tools for academic success

Step: 2

blur-text-image

Step: 3

blur-text-image

Ace Your Homework with AI

Get the answers you need in no time with our AI-driven, step-by-step assistance

Get Started

Recommended Textbook for

The Equation Of Knowledge From Bayes Rule To A Unified Philosophy Of Science

Authors: Lê Nguyên Hoang

1st Edition

1000063275, 9781000063271

More Books

Students also viewed these Mathematics questions

Question

Simplify: 2x2)-2/52), 15-1 151-1

Answered: 1 week ago

Question

What do you mean by dual mode operation?

Answered: 1 week ago

Question

Explain the difference between `==` and `===` in JavaScript.

Answered: 1 week ago

Question

What is the status (prevalence) of unions today?

Answered: 1 week ago