Entries by Mary

Mat 120 – Statistics – Test 2

Mat 120 – Statistics – Test 2. Is it possible for the probability of an event to be 4.93 x 10 –12   ? __________   If P(C) = .26, P(D) = .43 and P(C and D) = .18, are the events C and D mutually exclusive? ____________________ Find P(C or D). __________   An urn […]

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December 17, 2019 by

Statistics

Statistics. Discussion 10: “Hypothesis Test” Use the Internet or Strayer Library at https://research.strayer.edu to research articles on hypothesis test and its application in business. Select one (1) company or organization which utilized hypothesis test technique for its business process (e.g., whether providing flexible work hours improve employee productivity.) Give your opinion as to whether the utilization of […]

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December 17, 2019 by

Quiz

Quiz. Description Suppose the number of equipment sales and service contracts that a store sold during the last six (6) months for treadmills and exercise bikes was as follows: Treadmill Exercise Bike Total sold 195 138 Service contracts 60 45   The store can only sell a service contract on a new piece of equipment. Of […]

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December 17, 2019 by

STATISTICS

STATISTICS. Visit one of the following newspapers’ websites: USA Today, New York Times, Wall Street Journal, or Washington Post. Select an article that uses statistical data related to a current event, your major, your current field, or your future career goal. The chosen article must have a publication date during this quarter. The article should use one of the […]

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December 17, 2019 by