Then the hypothesis being tested is ... Ho: u1 = u2 vs Ha: u1 > u2 All of the above is true  Ho: u1 = u2 vs Ha: u1 not the same as u2  Ho: u1 = u2 vs Ha: u1 < u2 Of a random sample of 64 businessmen, 48 were classified as "successful". If it is known that the population proportion is 0.70, then the standard error of the proportion estimator is

Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter11: Data Analysis And Probability
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choose the corect answer and give brief explaination, this simple question thats why i make it as one question

PT. ABCD has factories in 2 locations, namely in New York and New Jersey. To test whether there is a difference in the daily productivity of the two factories, a sample of 20 days of production was taken from each factory. Then the hypothesis being tested is ...

  1. Ho: u1 = u2 vs Ha: u1 > u2
  2. All of the above is true
  3.  Ho: u1 = u2 vs Ha: u1 not the same as u2
  4.  Ho: u1 = u2 vs Ha: u1 < u2

Of a random sample of 64 businessmen, 48 were classified as "successful". If it is known that the population proportion is 0.70, then the standard error of the proportion estimator is

  1. 0.0772
  2.  0.8728
  3.  0.0572
  4.  0.0033

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