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did the team significantly improve its free throw percentage (left-tailed test)?

did the team significantly improve its free throw percentage (left-tailed test)?

MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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In an early home game, an NBA team made 66 of their 100 free throw attempts. In one of their
last home games, the team made 68 of 90 attempts. At α = .10, did the team significantly
improve its free throw percentage (left-tailed test)?

Expert Solution
Step 1: Determine the given data in the question

Let p1 and p2 be the two population proportions for the early home game and last home game respectively.

Given that,

F o r space e a r l y space h o m e space g a m e comma n subscript 1 equals 100 x subscript 1 equals 66 F o r space l a s t space h o m e space g a m e comma n subscript 2 equals 90 x subscript 2 equals 68

Assume the level of significance left parenthesis alpha right parenthesis equals 0.10


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