PLEASE HELP ME ANSWER THE FOLLOWING

1. Which of the following statements is NOT TRUE for the median?

A. Every set of nominal-level data has a median value.

B. The median is not affected by extreme values in the data set.

C. A data set has only one median value.

D. The median is the most appropriate measure to summarize and describe a data exhibiting a skewed distribution.

2. The lowest level of measurement for which the mean can be computed is the

A. nominal level of measurement.

B. ordinal level of measurement.

C. interval level of measurement.

D. ratio level of measurement.

3. Mr. Bo Rel is conducting a study about monthly internet usage among households during this time of the COVID-19 pandemic. He first divided his target population according to barangays and selected a random sample of 4 barangays where he surveyed all household in these sample barangays. What kind of sampling technique did he use?

A. Simple random sampling

B. Cluster random sampling

C. Stratified random sampling

D. Systematic random sampling

4. What is the lowest level of measurement required to determine the mode?

A. nominal

B. ordinal

C. interval

D. ratio

5. A histogram is a graph of a frequency distribution that consists of bars with equal widths drawn adjacent to each other. It is used to visually display the shape of the distribution of data. The horizontal scale of the histogram representsA. classes of quantitative data values

B. the frequency of class intervals

C. classes of qualitative data values

D. the class width

6. The distributions of data set have different shapes. The distribution may be symmetrical or asymmetrical. If a distribution is asymmetric, it is either positively skewed or negatively skewed. If the data set has lower frequencies of smaller data values, then the data distribution is said to be

A. Bimodal

B. Skewed to the right

C. Skewed to the left

D. Unimodal

7. It refers to a set of items which is taken from the population for study or analysis.

A. statistics

B. mean

C. population

D. sample

8. Sampling and nonsampling errors can occur in the conduct of a survey. Sampling error is the error in estimation due to taking only a sample instead of measuring every unit in the population. Nonsampling error is error from any source other than sampling error. Which of the following does not pertain to nonsampling error?

A. Selection bias

B. The error that results from obtaining different estimates for different sets of samples.

C. Poor questionnaire design

D. Errors in the responses of sample respondents.

9. Which measure of central tendency can be used for both numerical and categorical variables?

A. Mean

B. Median

C. Mode

D. Range

10. Which of the following statements about the median is NOT true?

A. It is more affected by extreme values than the mean.

B. It is a measure of central tendency.

C. It is equal to second quartile.

D. It is equal to the mode in bell-shaped distributions.

11. It is a data gathering method where there is direct exchange of information between researcher and respondent.

A. Survey

B. Questionnaire method

C. Observation method

D. Interview method

12. Results of a certain survey showed that 52% of the 1500 respondents, mostly from the health sector, believed that Filipinos' lack of discipline is the main reason why the COVID19 pandemic is difficult to control and only 25% thought that this is due to ineffective government response and programs. If the 1500 respondents is a random sample of Filipino adults, then the figures 52% and 25% are examples of which of the following quantities? `

A. Estimates of parameters

B. Parameters of a population

C. Characteristics of a population

D. Estimation of parameters

13. Mr. Dino Dinero, an accountant working at the Commission on Audit, wanted to do a study on the accounts submitted for auditing specifically on the compliance to required attachments. The study will involve sampling from all the accounts submitted by the barangay local government units in the Philippines. Dino plans to use the ordered list of provinces in the Philippines, where listed under each are the municipalities and then the barangays, as his sampling frame. What is the most appropriate sampling method that Dino can use?

A. simple random sampling.

B. stratified random sampling.

C. cluster random sampling.

D. multi-stage random sampling.

14. It is a statistical summary measure that provides a better measure of central location when there is an extremely high or extremely low value in the data set?

A. Mean

B. Median

C. Mode

D. Midrange

15. This is a sampling technique that involves dividing the population into homogeneous subgroups and then taking a simple random sample from each of these subgroups.

A. Systematic random sampling

B. Stratified random sampling

C. Simple random sampling

D. Purposive sampling

16. In statistics, a population consists of

A. all individuals living in a certain area.

B. all people living in a certain country.

C. all subjects, objects, or events whose characteristics are being studied.

D. none of the above.

17. Which of the following statements is NOT TRUE?

A. All ordinal data exhibit the characteristic of nominal data.

B. All interval data exhibit the characteristics of ordinal data.

C. All ratio data exhibit the characteristics of interval data.

D. All ratio data exhibit the characteristics of ordinal data.

\fFor problems 2:] to 23. refer to the following: Real wage is a wage deflated by the current consumer price index. It gives information on now much current wage compares to the wage of given base year period. Real wage is obtained by dividing the nominal wage by the current Consumer Price Index {CPI} of a given month multiplied by iDD. Table 1 below presents the real wage and nominal wage of non- agn'cuiture workers in the Philippines as of December 2D] 9 by region. CAR - - \" w is\" ARMM Table i. Nominal and Real 1Wages ot NonAgricultural Workers by Region