Answered step by step
Verified Expert Solution
Link Copied!

Question

1 Approved Answer

could you explain how to do this s project will examine various concepts in inferential statistics. You will view lecture videos and respond to the

image text in transcribed

could you explain how to do this

image text in transcribed s project will examine various concepts in inferential statistics. You will view lecture videos and respond to the questions that follow. There are four questions worth 25 points each. Show all work, where appropriate, to receive full credit. A goodness-of-fit test, covered in Section 12.1 of the textbook, is defined by Sullivan as, "...an inferential procedure us to determine whether a frequency distribution follows a specific distribution." View this video and use the same procedure to solve the following two problems: https://youtu.be/2QeDRsxSF9M Please note that the table referenced in the video can be found at the bottom of this webpage: https://en.wikipedia.org/wiki/Chi-squared_distribution Clearly state your hypotheses, test statistic, and conclusion. 1) A teacher figures that final grades in the chemistry department are distributed as: A, 25%; B, 25%; C, 40%; D, 5%; F, 5%. At the end of a randomly selected semester, the following number of grades were recorded. Determine if the grade distribution for the department is different than expected. Use a = 0.01. Grade A B C D F Expected % 25 25 40 5 5 Observed 36 42 60 8 14

Step by Step Solution

There are 3 Steps involved in it

Step: 1

blur-text-image

Get Instant Access to Expert-Tailored Solutions

See step-by-step solutions with expert insights and AI powered tools for academic success

Step: 2

blur-text-image

Step: 3

blur-text-image

Ace Your Homework with AI

Get the answers you need in no time with our AI-driven, step-by-step assistance

Get Started

Recommended Textbook for

Fundamentals Of Number Theory

Authors: William J LeVeque

1st Edition

0486141500, 9780486141503

More Books

Students also viewed these Mathematics questions