Comparing Toothpastes Table 12 gives the relative frequency of the number of cavities for two groups of children trying different brands of toothpaste. Calculate the sample means to determine which group had fewer cavities. Table 12 Number of Cavities Relative Frequency Group A Group B 0 .3 .2 1 .3 .3 2 .2 .3 3 .1 .1 4 0 .1 5 .1 0
Comparing Toothpastes Table 12 gives the relative frequency of the number of cavities for two groups of children trying different brands of toothpaste. Calculate the sample means to determine which group had fewer cavities. Table 12 Number of Cavities Relative Frequency Group A Group B 0 .3 .2 1 .3 .3 2 .2 .3 3 .1 .1 4 0 .1 5 .1 0
Solution Summary: The author calculates the relative frequency of the number of cavities of two groups of children who tries different brands of toothpaste.
Comparing Toothpastes Table 12 gives the relative frequency of the number of cavities for two groups of children trying different brands of toothpaste. Calculate the sample means to determine which group had fewer cavities.
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