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of 1 5 points ' P rt31t |Chquuare Procedure 3 3 , Q poms; [143 011 According to a census company, 10.1% of all babies

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of 1 5 points ' P rt31t" |Chquuare Procedure 3 3 , Q poms; [143 011 According to a census company, 10.1% of all babies born are of lowr birth weight. An obstetrician wanted to know whether mothers between the ages of 35 and 39 years give birth to a higher percentage of low-birthweight babies. She randomly selected 240 births for which the mother was 35 to 39 years old and found 23 lowbirthweignt babies. Complete parts [a] through to) below. c:> {a} If the proportion of low-birtnweignt babies for mothers in this age group is 0.101, compute the expected number of lowbirthweight births to 35 to 39yearold mothers. What is the expected number of births to mothers 35 to 39 years old that are not low birth weight? The expected number of lowbirth-weight births to 35- to 39year-old mothers is 24.24 . The expected number of births to mothers 35 to 39 years old that are not lowr birth weight is 215.?6. (Type integers or decimals.) [b] Answer the obstetrician's question at the or: 0.10 level of signicance using the chisquare goodness-offrt test. State the null and alternative hypotheses forthis test. H": p = 0.101 H1: p 2 0.101 Use tech no logy to compute the Pvalue for this test. Use the Tech Help button for further assistance. P-value = :| (Round to three decimal places as needed.)

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