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Mathematics, 18.12.2020 17:10 nunezjazmine01

A researcher who is studying the e ects of income levels on breastfeeding of infantshypothesizes that countries where the income level is lower have a higher rate of infantbreastfeeding than higher income countries. It is known that in Germany, considered ahigh-income country by the World Bank, 22% of all babies are breastfeed. In Tajikistan, considered a low-income country by the World Bank, researchers found that in a randomsample of 500 new mothers that 125 were breastfeeding their infant. At the 0:05 level ofsigni cance, does this show that low-income countries have a higher incident ofbreastfeeding

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