In a sample of 800 students in a university, 240 or 30% are Business majors. The 30% is an example of a) a sample. b) a population. c) descriptive statistics. d) statistical inference.
Added by Katherine N.
Close
Step 1
Step 1: Identify the given information: - Total number of students in the sample: 800 - Number of Business majors in the sample: 240 - Percentage of Business majors in the sample: 30% Show more…
Show all steps
Your feedback will help us improve your experience
T. L. and 70 other Intro Stats / AP Statistics educators are ready to help you.
Ask a new question
Labs
Want to see this concept in action?
Explore this concept interactively to see how it behaves as you change inputs.
Key Concepts
Recommended Videos
In a population of 800 students in a university, a sample of 160, or 20%, are Business majors. Based on the above information, the school paper reported that 20% of all the students at the university are Business majors. This report is an example of: a. Descriptive Statistics b. None of the above c. Inferential Statistics d. Sampling
Sri K.
The GPA of all students enrolled in a large university have an approximately normal distribution with mean μ=3.02 and standard deviation σ = 0.29. A random sample of 20 students is taken from the student population. Find the probability that the sample mean is 3.10 or higher.
Based on a sample of 80 people, the sample mean GPA was 3.23 with a standard deviation of 0.06 The test statistic is: (to 2 decimals) The p-value is: (to 2 decimals)
Narayan H.
Recommended Textbooks
Elementary Statistics a Step by Step Approach
The Practice of Statistics for AP
Introductory Statistics
Transcript
Watch the video solution with this free unlock.
EMAIL
PASSWORD