HELP NOTE: PASULAT NA LANG PO SA PAPEL PARA MADALI MASUNDAN AT MAINTINDIHAN, SALAMAT PO A. Instruction: Construct Null and Alternative Hypothesis of the following problems 1. A medical trial wants to test whether or not a new medicine reduces cases of having heart attack to 500 per year. What could be the hypotheses? 2. Based on records, there is an average of 450 shoes produced by a company every day. A researcher claims that there is a decrease in the bag produced. Upon doing their study, it turns out that there is an average of 700 shoes produced every day. At 10% level of significance, is there enough evidence to conclude that the mean is greater than 450? 3. On a state driver's test, about 40% pass the test on the first try. We want to test if more than 40% pass on the first try. Fill in the correct symbol (=, , , <, , >) for the null and alternative hypotheses. Ho: p _ 0.40 Ha: P _0.40