Mathematics, 06.03.2022 01:00, tiamaharaj
Marty, a typist, claims that his average typing speed is 72 words per minute. During a practice session, Marty has a sample typing speed mean of 84 words per minute based on 12 trials. At the 5% significance level, does the data provide sufficient evidence to conclude that his mean typing speed is greater than 72 words per minute? Accept or reject the hypothesis given the sample data below. H0:Ī¼ā¤72 words per minute; Ha:Ī¼>72 words per minute Ī±=0. 05 (significance level) z0=2. 1 p=0. 18
Answers: 3
Mathematics, 21.06.2019 15:00, jonesromari
What are the constants in this expression? -10.6+9/10+2/5m-2.4n+3m
Answers: 3
Mathematics, 21.06.2019 16:30, ryleepretty
Quadrilateral ghjk has vertices g(2, 3), h(8, 2), j(6, 8), and k(3, 6). it is transformed according to the rule t(ā4, ā5). what are the coordinates of gā? (ā7, 3) (ā2, 2) (ā1, ā7) (2, ā2)
Answers: 2
Mathematics, 21.06.2019 18:00, leysirivera23ovez6n
The price of an item has been reduced by 30%. the original price was $30. what is the price of the item now ?
Answers: 1
Marty, a typist, claims that his average typing speed is 72 words per minute. During a practice sess...
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