2Solution:-
=> option D) a discrete variable
Explanation: Discrete Variable. Variables that can only take on a
finite number of values are called "discrete variables.
#2 ULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question....
#1 ULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. 1) To monitor campus security, the campus police office is taking a survey of the number of students in a parking lot each 30 minutes of a 24-hour period with the goal of determining when patrols of the lot would serve the most students. If X is the number of students in the lot each period of time, then X is an example of...
#3 ULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. 1) To monitor campus security, the campus police office is taking a survey of the number of students in a parking lot each 30 minutes of a 24-hour period with the goal of determining when patrols of the lot would serve the most students. If X is the number of students in the lot each period of time, then X is an example of...
#4 ULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. 1) To monitor campus security, the campus police office is taking a survey of the number of students in a parking lot each 30 minutes of a 24-hour period with the goal of determining when patrols of the lot would serve the most students. If X is the number of students in the lot each period of time, then X is an example of...
#1 ULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. 1) 1) To monitor campus security, the campus police office is taking a survey of the number of students in a parking lot each 30 minutes of a 24-hour period with the goal of determining when patrols of the lot would serve the most students. If X is the number of students in the lot each period of time, then X is an example...
#6 weekend before the final exam week. Her assistant took a random sample of 250 stadents The answer on "whether you visited campus bars on the weekend before the final exam week" from students in the sample is an example of A) a table of random numbers C) a categorical variable B) a continuous variable D) a discrete variable 3) 3) Which of the following is NOT a reason for the need for sampling? A) It is always more informative...
#7 weekend before the final exam week. Her assistant took a random sample of 250 stadents The answer on "whether you visited campus bars on the weekend before the final exam week" from students in the sample is an example of A) a table of random numbers C) a categorical variable B) a continuous variable D) a discrete variable 3) 3) Which of the following is NOT a reason for the need for sampling? A) It is always more informative...
#5 weekend before the final exam week. Her assistant took a random sample of 250 stadents The answer on "whether you visited campus bars on the weekend before the final exam week from students in the sample is an example of A) a table of random numbers C) a categorical variable B) a continuous variable D) a discrete variable 3) 3) Which of the following is NOT a reason for the need for sampling? A) It is always more informative...
Multiple Choice Questions Choose the one alternative that best completes the statement or answers the question (2.5 points each). You do not need to justify your answers. A If one wants to test whether there is a difference in mean scores before and after an exam, which will be an appropriate test to use? a) one sample z test b) one sample t test c) paired t test d) two sample independent t test B If X is a random...
MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. Provide an appropriate response. 1) Many people think that a national lobby's successful fight against gun control legislation is reflecting the will of a minority of Americans. A random sample of 4000 citizens yielded 2250 who are in favor of gun control legislation. Estimate the true proportion of all Americans who are in favor of gun control legislation using a 98% confidence interval. Express the...
(2) Choose the one alternative that best completes the statement or answers the question. Assume two independent random samples are available which provide sample proportions. For the first sample assume n1= 100 and X1 = 39. For the second sample, assume n2= 100 and X2= 49. Test the null hypothesis that the population proportions are equal versus the alternative hypothesis that the proportions are not equal at the 90% confidence level. Frame the test statistic by subtracting the proportion for...