Could you answer this question with Typing no handwriting please

1. For each statement, decide whether descriptive or inferential statistics is used.

(a) The median number of subjects registered by a BBA student in last semester is 4. (1 m)

(b) It is predicted that the employability rate in Malaysia will increase in the next year. (1 m)

(c) Last year, the total participants in Virtual Marathon run was 6,535. (1 m)

(d) A study concluded that the chance for the close contact of delta Covid-19 patient to get infected is 40%. (1 m)

(e) A recent study showed that Gen-Z students can perform better if the subjects are conducted online. (1 m)

(CLO1:PLO1:C1)(CLO1:PLO2:C1)

2. Identify the variable for each of the following sentences.

(a) Time required for an online purchased product to be delivered. (1 m)

(b) Nationality of a group of students. (1 m)

(c) Grade on project paper by a group of final semester students. (1 m)

(d) Starting salary for a group of fresh graduates. (1 m)

(e) Online teaching platform used by a group of lecturers. (1 m)

(CLO1:PLO1:C1)CLO1:PLO2:C1)

3. Classify each variable as qualitative or quantitative and determine its level of measurement.

(a) Weight drops for a group of pregnant women 2 months after delivered baby. (2 m)

(b) Favourite sports for a group of international students. (2 m)

(c) Classification of the Covid-19 patients as CAT1, CAT2 until CAT5. (2 m)

(d) Preferred e-payment (credit card, TnG, E-Wallet) by the shoppers at mid Valley. (2 m)

(e) Number of people get fully vaccinated each day in the month of November 2021. (2 m)

(CLO1:PLO1:C1)(CLO1:PLO2:C1)

4. A group of University of South Florida surgery researchers believes that the drug aprotinin is effective in reducing the blood loss of burn patients who undergo skin replacement surgery. In a clinical trial of 50 burn patients, half were randomly assigned to receive the drug and half a placebo (no drug). A preliminary analysis of the patients blood loss revealed that the group with the drug had a significant reduction in bleeding.

(a) What is the population and sample of interest to the researchers? (3 m)

(b) Name a variable from the preliminary analysis carried out by the researcher. It is a quantitative or qualitative variable? (3 m)

(c) What is the finding of the preliminary analysis? (2 m)

(d) Does the study involve descriptive or inferential statistics? Explain. (2 m)

(CLO1:PLO1:C2)(CLO1:PLO2:C2)

5. A Gallup Youth Poll was conducted to determine the topics that teenager most want to discuss with their parents. The finding show that 45% would like more discussion about the familys financial situation, 35% would like to talk about school, and 20% would like to talk about religion. The survey was based on national sampling of 505 teenagers, selected at random from all Malaysia teenagers.

(a) Describe the sample and population of interest in this study. (3 m)

(b) Identify a variable of interest in this study. It is qualitative or quantitative. (3 m)

(c) How is the inference expressed? (2 m)

(d) Is this an example of inferential statistics? Explain. (2 m)

(CLO1:PLO1:C2)(CLO1:PLO2:C2)