For each of the following variables, identify the type of variable (categorical vs. numeric). (I) Year of high school graduation (II) College major (e.g. Aviation Flight Science, Business Administration, Statistics, etc)

Q. Calculate mean from the following by applying direct method: Group of item : Frequency : 0-5 5-10 10-15 15-20 20-25 5 7 8 6 4

How does mode and mean are differ?

Using this data set: 8, 9, 5, 4 ,7, and 8, find the following: ∑X² = [blank]

A survey was conducted on how many texts (in average) students receive during an in-person class time. A survey data in a class in a particular day is given in the table. Number students Number of texts 1 20 2 14 12 4 5 If the average number texts that students received during this class time is 3, then determine the number of students (the value of x) that received 5 texts during the class time on that particular day.

Data was collected for a sample of organic snacks. The amount of sugar (in mg) in each snack is summarized in the histogram below. Which statement below best describes the meaning of the second bin (or class)? A. There were 65 snacks that contained 2 milligrams of sugar. B. There were 2 snacks that contained between 65 and 70 milligrams of sugar. C. There were 2 snacks that contained 65 milligrams of sugar. D. There were between 65 and 70 snacks that contained 2 milligrams of sugar. E. There were 2 snacks that contained 70 milligrams of sugar. F. There were 70 snacks that contained 2 milligrams of sugar.

what are the reasons to include omitted variables?

Differentiate the followings with Examples:  Dichotomous Variable Vs Discrete Variable  Inductive Study & Deductive Study

I need the answer as soon as possible

A medical researcher measures the increase in heart rate of patients who are taking a stress test. What kind of variable is the researcher studying? Choose the correct answer below. Identifier variable Ordinal variable Categorical variable Quantitative variable