9.4.44

In CountryA, the population mean height for10-year-old girls is 53.6 inches with a standard deviation of 2.1 inches. Suppose a random sample of 1510-year-old girls from Country B is taken and that these girls had a sample mean height of 51.8 inches with a standard deviation of 2.4 inches. Assume that heights are Normally distributed, Use a significance level of 0.05.

find t=_________

find p=_________

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