Hi I need help on what is the answer to this problems? Below is the question and other concerns will be in the comment section. I hope you can help me and surely I will give you full positive feedback.

1.

Give the appropriate type of random sampling for the given condition. A researcher from SWS survey picked the cities of Las Pinas, Pateros, Pasig, and San Juan, out of 17 cities of NCR, to be the part of a nationwide survey. The whole populace of the said cities will be interviewed to determine the government response satisfaction rate for COVID-19 crisis. O Clustered O Simple Random O Systematic O StratifiedConsider the following probability distribution of the sample means, for n=2. X Probability 2 0.2500 0.4500 0.1000 Un 0.1000 6 0.1000 Calculate the mean and standard error. Express your answers in 2 decimal places. Mean = Standard Error =