Read the following scenario on a survey that you have conducted on the citizens of Dhaka city for your final assignment. Then answer the following questions.

You have conducted a survey on 500 people (sample size) of Dhaka city for your final assignment. Your population is all the citizens of Dhaka city.

You have collected two types of data from the people

A.Quantitative data: Height and Weight of the people; and

B.Qualitative data: Gender and Opinion of the people on having fixed dress codes for the students in schools. (The uploaded excel file contains the data set that you have collected from these 500 people)

Three years ago a Census was conducted on all the people living in Dhaka city which found the following information on the population,

Height: Average is 164 centimeters and Standard deviation is 12 centimeters.

Weight: Average is 120 pounds and Standard deviation is 25 pounds.

Excel File Link: https://docs.google.com/spreadsheets/d/1BSyoYCjtx1D57sahs1azLy_h5N-V3z89FoRE_PMYhp8/edit?fbclid=IwAR1JTiBwfmwVR5XvPrZuuiIeYlMc-XOcDJYXtmFLsMiecw6WU24EER_AowE#gid=0

Questions to be answered:

C.Hypothesis testing questions:

1.Using 5% significance level, can you conclude that the mean height of all citizens living in Dhaka city has increased during the last three years? (use P value approach) (Chapter 9)

2.Using the 10% significance level, can you conclude that the mean weight of all citizens living in Dhaka city is different from 120 pounds? (use critical value approach) (Chapter 9)