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    One tailed test and z scores

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    X1 X2 The participants were randomly assigned to groups 1 and 2
    34 45
    32 35
    15 32
    27 28
    20 34

    1. t =

    2. df =

    3. For a ONE TAILED TEST, with p < .05, what is the Tabled Value, and is the above t significant or not significant?

    4. A "Y Intercept" value of -6.44 is an indication of what?

    5. As a sample size gets larger, the t value required for significance is

    6. A z score of 1.96 is _________ percent from the center of the normal distribution.

    7. The standard deviation of all children aged 8 to 12 is ____ the standard deviation of all children aged 2 to 8.
    a. Greater than
    b. Less than
    c. Equal to
    8. One sample has a and one has a .33.
    Which sample has the larger range?

    a. 
    b. .33
    c. Neither
    d. cannot be determined from the data given

    © BrainMass Inc. brainmass.com June 3, 2020, 7:42 pm ad1c9bdddf
    https://brainmass.com/statistics/standard-deviation/one-tailed-test-scores-109358

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    X1 X2 The participants were randomly assigned to groups 1 and 2
    34 45
    32 35
    15 32
    27 28
    20 34

    1. t = -2.017

    2. df = 8

    3. For a ONE TAILED TEST, with p < ...

    Solution Summary

    The solution looks at one tailed tests and z scores. Participants in a study are randomly assignment to be analyzed. The expert determines if tabled values are significant or not.

    $2.19

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