If we use the chi-squared method of analysis we must first check that there are at least 5 observations in each cell of the contingency table.
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Q120: Seat Belts
A study was conducted to
Q121: Which statistical technique is appropriate when we
Q122: In testing the difference between two proportions
Q123: To describe a population with more than
Q124: If we want to perform a two-tail
Q126: If we want to perform a one-tail
Q127: The chi-squared distribution is used in:
A)a goodness-of-fit
Q128: If we want to conduct a two-tail
Q129: When we test for differences between two
Q130: Which statistical technique is appropriate when we
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