A random sample of 138 first years, 80 indicated that they would use the school's library more if the hours were extended. In an independent random sample of 96 second years, 73 responded that they would use the library more if the hours were extended Let P and P be the proportion of all second years and first years, respectively Using a 95% confidence level 2. Determine the point estimate of P-P. O a)0.181 Ob)-0.181 c) 0.062 d) 0.300

MATLAB: An Introduction with Applications
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Author:Amos Gilat
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A random sample of 138 first years, 80 indicated that they would use the school's library more if the hours were extended
In an independent random sample of 96 second years, 73 responded that they would use the library more if the hours were
extended. Let P, and P, be the proportion of all second years and first years, respectively. Using a 95% confidence level.
2.
Determine the point estimate ofP-P
a) 0.181
b)-0.181
c) 0.062
d) 0.300
Transcribed Image Text:A random sample of 138 first years, 80 indicated that they would use the school's library more if the hours were extended In an independent random sample of 96 second years, 73 responded that they would use the library more if the hours were extended. Let P, and P, be the proportion of all second years and first years, respectively. Using a 95% confidence level. 2. Determine the point estimate ofP-P a) 0.181 b)-0.181 c) 0.062 d) 0.300
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