Logo
Home Study Material Contact Search
AI Chat FREE
  1. mathematics
  2. statistics
  3. 4) educators introduce a new math curriculum and m

4) Educators introduce a new math curriculum and measure 45 students' scores before and at the...

70.2K

Verified Solution

Question

Statistics

4) Educators introduce a new math curriculum and measure45 students' scores before and at the end of the academic yearusing an exam widely believed to accurately measure students'understanding. The average score at the start the year was 65%, andafter was 75%.


a) In words, what are the null and alternative hypothesis teststhat the educators would most likely be interested intesting?
b) What does a hypothesis test tell us that we can't learn fromsimply noting that students improved 10 percentage points?
c) Suppose the p-value from this hypothesis test was 0.54. Explainhow to interpret this value in this context.

Answer & Explanation Solved by verified expert
4.0 Ratings (520 Votes)
a The hypothesis to be tested is as followsThe null hypothesis is that there is no change in studentsscore before and after introducing the new math curriculumThe alternative hypothesis    See Answer
Get Answers to Unlimited Questions

Join us to gain access to millions of questions and expert answers. Enjoy exclusive benefits tailored just for you!

Membership Benefits:
  • Unlimited Question Access with detailed Answers
  • Zin AI - 3 Million Words
  • 10 Dall-E 3 Images
  • 20 Plot Generations
  • Conversation with Dialogue Memory
  • No Ads, Ever!
  • Access to Our Best AI Platform: Zin AI - Your personal assistant for all your inquiries!
Become a Member

Other questions asked by students

Q

4. Give an overview of how fatty acids are synthesised in vivo and explain how the...

Biology
Q

2. Explain how solubility tests could be used to differentiate between: a. a phenol and a...

Chemistry
Q

What are some physical, psychological, social, other factors that can lead to sexual dysfunction. Please discuss...

Psychology
Q

Lets say I owned a business worth $100 million dollars and I have 25% stake in...

Accounting
Q

15 Rb is considered a tumor suppressor gene product because it prevents progression through the...

Biology
Q

Two plane mirrors AB and AC are inclined at an angle 0 20 A ray...

Physics
Q

Choose the graph and the solution for X 0 125 2 5 4 x

Algebra
Q

QUESTION 1 Step 1 You work for Thunderduck Custom Tables...

Accounting
Q

Selected accounts from Lue Co.'s adjusted trial balance for the year ended December 31 follow....

Accounting
Q

2. We see the following yield curve for discount, or zero-coupon, bonds. Maturity Yield to...

Finance
Q

Bramble Company uses a flexible budget for manufacturing overhead based on direct labor hours. Variable...

Accounting
Q

Salvage Co. is considering the purchase of a new ocean-going vessel that could potentially reduce...

Finance