Good, relatively inexpensive prenatal care often can prevent a lifetime of expense owing to complications resulting from a baby’s low birth weight. A survey of a random sample of 57 new mothers asked...


Good, relatively inexpensive prenatal care often can prevent a lifetime of expense owing to complications resulting from a baby’s low birth weight. A survey of a random sample of 57 new mothers asked them to estimate how much they spent on prenatal care. The researcher tallied the results and presented them in the frequency distribution shown. Use these data to construct a histogram, a frequency polygon, and an ogive.






































Amount Spent on



Frequency of



Prenatal Care



New Mothers



$ 0–under $100



3



100–under 200



6



200–under 300



12



300–under 400



19



400–under 500



11



500–under 600



6




May 25, 2022
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