There is statistically significant evidence at alpha

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There is statistically significant evidence at alpha = 0.05 to show a lower mean PEF in children with chronic bronchitis (b) There is NOT statistically significant evidence at alpha = 0.05 to show a lower mean PEF in children with chronic bronchitis (c)There are not enough data points to reach a conclusion (d) b and c
Question 10 The line of best fit can be defined as:
Question 11 An investigator wants to assess whether the use of a specific medication given to infants born prematurely is associated with developmental delay, fifty infants who were given the medication and fifty comparison infants who were also born prematurely but not given the medication will be selected for the analysis. Each infant will undergo extensive testing at age 2 for various aspects of development. Identify the type of study Cohort Study

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