about 75% of all patients at a drug rehab center experience weight gain. a researcher surveyed 380 patients at a drug rehab who have a good support system to see if the proportion whi experience weight gain is less than the population poportion, so HA: p < 0.75. they found that 278 experienxe weight gain with the p-valu le to be 0.1846. using significance level a=0.25 determine the results and conclusions for hypothesis test