SAT coaching: A sample of 10 students took a class designed to improve their SAT math scores. Following are their scores before and after the class. Can you conclude that the mean increase in scores is less than 15 points? Let u, represent the mean score after the class and u, =H,-H. Use the a=0.01 level and the P-value method with the TI-84 Plus calculator. Score Before 440 439 435 451 453 491 526 473 440 481 After 479 451 431 454 463 511 529 493 466 482 Send data to Excel Part: 0/ 4 Part 1 of 4 (a) State the appropriate null and alternate hypotheses. Ho: ロ>ロ H: ロチロ This is a (Choose one) v test. left-tailed

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
icon
Related questions
icon
Concept explainers
Topic Video
Question

Also find the p value

SAT coaching: A sample of 10 students took a class designed to improve their SAT math scores. Following are their scores before
and after the class. Can you conclude that the mean increase in scores is less than 15 points? Let u, represent the mean score
after the class and u, =H,-H. Use the a=0.01 level and the P-value method with the TI-84 Plus calculator.
Score
Before
440
439 435
451 453
491 526 473 440 481
After
479
451
431
454
463
511
529
493
466
482
Send data
to Excel
Part: 0/ 4
Part 1 of 4
(a) State the appropriate null and alternate hypotheses.
Ho:
ロ>ロ
H:
ロチロ
This is a (Choose one) v
test.
left-tailed
Transcribed Image Text:SAT coaching: A sample of 10 students took a class designed to improve their SAT math scores. Following are their scores before and after the class. Can you conclude that the mean increase in scores is less than 15 points? Let u, represent the mean score after the class and u, =H,-H. Use the a=0.01 level and the P-value method with the TI-84 Plus calculator. Score Before 440 439 435 451 453 491 526 473 440 481 After 479 451 431 454 463 511 529 493 466 482 Send data to Excel Part: 0/ 4 Part 1 of 4 (a) State the appropriate null and alternate hypotheses. Ho: ロ>ロ H: ロチロ This is a (Choose one) v test. left-tailed
Expert Solution
trending now

Trending now

This is a popular solution!

steps

Step by step

Solved in 2 steps with 2 images

Blurred answer
Knowledge Booster
Sample space, Events, and Basic Rules of Probability
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, statistics and related others by exploring similar questions and additional content below.
Recommended textbooks for you
MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
Statistics
ISBN:
9781119256830
Author:
Amos Gilat
Publisher:
John Wiley & Sons Inc
Probability and Statistics for Engineering and th…
Probability and Statistics for Engineering and th…
Statistics
ISBN:
9781305251809
Author:
Jay L. Devore
Publisher:
Cengage Learning
Statistics for The Behavioral Sciences (MindTap C…
Statistics for The Behavioral Sciences (MindTap C…
Statistics
ISBN:
9781305504912
Author:
Frederick J Gravetter, Larry B. Wallnau
Publisher:
Cengage Learning
Elementary Statistics: Picturing the World (7th E…
Elementary Statistics: Picturing the World (7th E…
Statistics
ISBN:
9780134683416
Author:
Ron Larson, Betsy Farber
Publisher:
PEARSON
The Basic Practice of Statistics
The Basic Practice of Statistics
Statistics
ISBN:
9781319042578
Author:
David S. Moore, William I. Notz, Michael A. Fligner
Publisher:
W. H. Freeman
Introduction to the Practice of Statistics
Introduction to the Practice of Statistics
Statistics
ISBN:
9781319013387
Author:
David S. Moore, George P. McCabe, Bruce A. Craig
Publisher:
W. H. Freeman