According to a research center 13 of all merchandise sold in

Last updated: 12/3/2023

According to a research center 13 of all merchandise sold in a particular country gets returned A department store in a certain city sampled 80 items sold in January and found that 20 of the items were returned a Construct a point estimate of the proportion of items returned for the population of sales transactions at the store in the given city b Construct a 95 confidence interval for the proportion of returns at the store in the given city Round your answers to four decimal places to c Is the proportion of returns at the store in the given city significantly different from the returns for the country as a whole Provide statistical support for your answer Develop appropriate hypotheses such that rejection of Ho will support the conclusion that the proportion of returns at the store in the given city is significantly different from the returns for the country as a whole Ho P 0 13 H P 0 13 Ho P 0 13 Ha P 0 13 Ho P 0 13 H P 0 13 Ho P 0 13 H P 0 13 Ho P 0 13 H p 0 13 Find the value of the test statistic Round your answer to two decimal places Find the p value Round your answer to four decimal places p value At a 0 01 what is your conclusion O Reject Ho There is insufficient evidence to conclude that the return rate for the store in the given city is different than the country s national return rate O Reject Ho There is sufficient evidence to conclude that the return rate for the store in the given city is different than the country s national return rate O Do not reject Ho There is sufficient evidence to conclude that the return rate for the store in the given city is different than the country s national return rate ufficient quidance to conclude that the return rate for the store in the given city is different than the country s national return rate