a researcher is interested in students in fifth grade versus eighth grade differences in ability to recall and forget words (word type). the researcher presented 24-word pairs to the participants (n =...

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a researcher is interested in students in fifth grade versus eighth grade differences in ability to recall and forget words (word type). the researcher presented 24-word pairs to the participants (n = 15) for them to learn, 12 recall and 12 forget word pairs asking them to study those pairs.
Answered 1 days AfterApr 17, 2022

Solution

Mohd answered on Apr 18 2022
10 Votes
Analysis
    t-Test: Paired Two Sample for Means                t-Test: Paired Two Sample for Means
        Eighth Grade Recall    Fifth Grade Recall            Eighth Grade Forget    Fifth Grade Forget
    Mean    11.7333    11.6667        Mean    10.2667    7.4667
    Variance    0.2095    0.5238        Variance    2.9238    3.8381
    Observations    15.0000    15.0000        Observations    15.0000    15.0000
    Pearson Co
elation    0.3593            Pearson Co
elation    0.0881
    Hypothesized Mean Difference    0.0000            Hypothesized Mean Difference    0.0000
    df    14.0000            df    14.0000
    t Stat    0.3669            t Stat    4.3653
    P(T<=t) one-tail    0.3596            P(T<=t) one-tail    0.0003
    t Critical one-tail    1.7613            t Critical one-tail    1.7613
    P(T<=t) two-tail    0.7192            P(T<=t) two-tail    0.0006
    t Critical...
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