Consider the normal distribution curve.
Which statements are true about the curve? Check all
that apply.

-The standard deviation of the data is 64.
-The variance of the data is 49..
-The median is 64.
-The data point 75 is less than one standard
deviation from the mean.
-The data point 50 is two standard deviations away
from the mean.

Unaware that 35% of the 10000 voters in his constituency support him, a politician decides to estimate his political strength. a sample of 200 voters shows that 40% support him. a. what is the population? b. what is the parameter of interest? state its value c. what is the statistics of the interest? state its value d. compare your answers in (b) and (c) is it surprising they are different? if the politician were to sample another 200 voters, which of the two numbers would most likely change? explain