In a study on bromeliads (tropical epiphytic plants), researchers wanted to determine the effects of adding...

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  1. In a study on bromeliads (tropical epiphytic plants),researchers wanted to determine the effects of adding fertilizer onthe growth rates of these plants (please see number ofleaves and fertilizer columns on HW5b spreadsheet).They measured growth rate as the number of new leaves added to eachplant after 7 months of fertilization. The four treatments werenitrogen, Phosphorus, both, neither. Which treatments havesignificant effects on the addition of new bromeliad leaves?
  1. Set up an appropriate null and alternate hypothesis
  2. Report an F statistic, df, and P value
  3. do you accept or reject the null?
  4. Run a Tukey’s test to determine where any differences occur.Display and interpret the results of this test.
  5. number leavesfertilizer
    15n
    14n
    15n
    16n
    17n
    18n
    17n
    13n
    14p
    14p
    14p
    11p
    13p
    12p
    15p
    15p
    14both
    16both
    15both
    14both
    14both
    13both
    17both
    14both
    11neither
    13neither
    16neither
    15neither
    15neither
    11neither
    12neither

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