(Solved): hello I desperately need help please  Thank you  1. A small community is encouraging its ...

hello I desperately need help please  Thank you 

1. A small community is encouraging its senior residents to embrace healthy lifestyles. Seniors are challenged to lose weight over a 90 -day time period. The average weight of the sample before and after the 90-day challenge was \( 330.6 \) pounds and \( 277.4 \) pounds, respectively. Why should a paired t-test be used in this situation? a. It provides a comparison of weights for different senior groups during the challenge b. It provides a comparison of the weights of seniors during the challenge c. It allows for predicting weight loss using age for seniors in a population \( \mathrm{d} \). It allows for generalizability of the weight loss to the seniors in a population 2.Hospital readmission rate for fall have increased if the hospital uses best practices throughout the length of stay it may reduce readmission rates. Why should evidence based practice be used to affect readmission rates? a. It uses innovative analytical techniques to infer causality b. It includes patient and family centered approach to care c. It is delivered by university tenured research physicians d. It delivers treatment according to standard practices. 3.A new hypertension treatment was tested before being released to the market. Several groups of participants received varied doses and one group received a placebo. The participants did not know which group they were assigned to a. Case study b. Randomized controlled trial c. Cohort study d. Case series trial 4.A hospital's decision support analyst want to study total hip replacement utilization. Hospital date indicate that the majority of/ its patient population receiving hip replacement in the past two years have been over age of 65 . Which date source should the analyst review? a. Department of Health and Human Services b. Centers for Medicare and Medicaid Services c. Healthcare Effectiveness Date and Information Set d. Center for Disease Control and Prevention 5.A Behavioral health therapist is seeking current guidelines outlining state of the art treatment for attention deficit disorder among adolescents. The therapist decides to use an online medical diagnosis webpage. a. Peer review is lacking b. Timeliness is poor c. References are missing d. Sources are free