Hello sir, I am Sunil. I want you to help me by giving me some information about the statistics questions for Common Admission test (CAT) exam. Can you provide me with it?

As you have asked for the statistics questions for Common Admission test (CAT) exam, I am providing you with it, check below for the details

In one state, 52% of the voters are Republicans, and 48% are Democrats. In a second state, 47% of the voters are Republicans, and 53% are Democrats. Suppose a simple random sample of 100 voters are surveyed from each state.

What is the probability that the survey will show a greater percentage of Republican voters in the second state than in the first state?

(A) 0.04
(B) 0.05
(C) 0.24
(D) 0.71
(E) 0.76

The exam grades of 7 students are given below.
70 , 66 , 72 , 96 , 46 , 90 , 50

Find
a) the mean
b) the sample standard deviation

Which of the following statements are true?

I. A sample survey is an example of an experimental study.
II. An observational study requires fewer resources than an experiment.
III. The best method for investigating causal relationships is an observational study.

(A) I only
(B) II only
(C) III only
(D) All of the above.
(E) None of the above.

Statistics Questions for CAT