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Have you ever noticed, when watching a national football league, that the players spend a lot of time standing arround between plays? the following data were collected from a random sample of 12 NFL games. Can you reject the hypothesis that the average time NFL players spend standing around between plays during a game is 58.81 minutes at α=0.2?
66.58 67.60 57.79 56.22 67.68 71.77 67.82 63.50 58.74 64.91 74.46 70.39
step 1: H0:
HA:
step 2: T crit=
step 3: Reject the H0 t stat or Reject H0 z stat?
Step 4: Pvalues between?
Use the partial F test to determine if the three seasonal dummy variables used in the model are jointly significant at the 5% level.
Construct a 89% confidence interval estimate of the overall percentage of the B.C. population in favour of such a casino and what size of sample would be required to do this
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When a player buys a ticket prior to the drawing, the player must also arrange his or her chosen numbers in ascending order.)
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Your new firm is introducing two products, a bicycle trailer, and a baby carriage for jogging. Your subjective probabilities of success for these products.
Use the stem and leaf graph from Problem 2 to assist you in ordering the data. From the ordered data, make a relative frequency table such as that given in Table 1.
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A town has 15 neighborhoods. If you interviewed everyone living in one particular neighborhood, would you be interviewing a population or a sample.
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