18. There was some concern that a drug used by some pregnant women for nausea might cause trouble with pregnancies. A observational study was done in a certain country. An analysis of 1925 exposed women and 7358 unexposed women showed that 7.0% of the women exposed to the drug and 1.8% of the unexposed women had miscamages during weeks 7-22 of their pregnancies. Complete parts (a) and (b) below. a. Was the rate of miscarriages higher with the drug, as feared? (1). since the (2)- the (4). 13). b. Which of the conditions for finding the confidence interval do not hold? The Random and Independent condition (5). The Large Samples condition (8) The Big Populations condition (7) The Independent Samples condition (8). (1) O No, Yos, (5) (8) 000 OO of women not exposed to the drug who had miscarriages. fails. holds of women exposed to the drug who had miscarriages was (2) proportion (3) number reasonably be assumed to hold. greater than O equal to less than (4) O number O proportion does not hold holds through an exception holds through random samples and independent observations (6) O holds O does not hold E can O cannot