Can someone help me with this and with complete solution. Thanks.

A nutritionist of a particular school is interested in monitoring the calorie intake of the students. It was found that in a selected random sample of 75 students, the average daily intake of meat products is 2,090 calories per day with a population standard deviation of 350 calories. Construct a 95% condence interval for the mean intake of calories from 7 points meat products of students. (Show your COMPLETE and CLEAR solutions) * What is the point estimate of the population mean? * 1 point Your answer What is the standard error if the confidence level is 90%? (round your 2 points answers to nearest hundredths) * Your answer A Marketing researcher randomly selects 15 male students in a certain university and found out that their average monthly expenditures for their data connection is Php1,500 with a sample standard deviation of Php210. Find the 90% confidence interval for the average expenditures of male 7 points students for their data connection. (Show your COMPLETE and CLEAR solutions) * What is the margin of error if the confidence level is 95%? (round your 2 points answers to the nearest hundredths) * Your answer What is the point estimate of the population mean? * 1 point Your answer According to a study, the proportion of females holding a president position in private and government colleges and universities in the Philippines is normally distributed. In a random sample of 350 female executives, 165 female holds a president position. Find the 98% confidence interval of the population proportion. * 7 points Compute the margin error of the proportion at 90% confidence level. 2 points (round your answer to nearest hundredths) * Your answer Compute the proportion estimate of the parameter. (round your answer to 1 point nearest hundredths) * Your answer It was reported earlier that households in general discard amounts of garbage with standard deviation of 15.7kgs. If you want to estimate with 99% confidence the mean amount of garbage 5 points thrown by households along Bicol River within 43st of the true population mean, how many households should you select? * Your