Rowan University Statistical Questions and Types of Data Project

Assignment 1a: Statistical Questions and Types of Data

Submission Instructions: Write or type your answers to the problems given below. If you write them by hand on paper rather than electronically, scan that page(s). If there are multiple pages to your completed assignment, you must submit them as one multi-page document (pdf, docx, jpg, or png). If you upload more than one document, only the first document will be graded.

Directions: Complete each of the following.

1. Write a question that is not a statistical question.

1. Write a statistical question that has numerical data as answers. Also, the numerical data must be obtained by counting something (not by measuring something). That is, the numbers that are answers to the question need to be whole numbers only.

1. Write a statistical question that has numerical data as answers. Also, the numerical data must be obtained by measuring something (not by counting something). That is, the numbers that are answers to the question do not need to be whole numbers.

1. Write a statistical question that has categorical data as answers.

1. Consider the following statistical question: “What is the home zip code of all of the education majors at Rowan?” Would that question generate numerical data or categorical data? Explain your answer.

Assignment 1b: Mean

Submission Instructions: Write or type your answers to the problems given below. If you write them by hand on paper rather than electronically, scan that page(s). If there are multiple pages to your completed assignment, you must submit them as one multi-page document (pdf, docx, jpg, or png). If you upload more than one document, only the first document will be graded.

Directions: Complete each of the following. Partial credit will be given if enough work is shown to indicate some understanding of the solutions.

1. Use the equal sharing strategy to find the mean of the following five numbers. Show enough work so that it is clear that you used the equal sharing strategy: 37, 72, 40, 53, 48.

1. Give an example of four numbers that have a mean of 50. Exactly one of the four numbers must be 50.

1. Give an example of four numbers that have a mean of 50. All four numbers must be different from each other and none of them may be the number 50.

1. Give an example of four numbers that have a mean of 50. All four numbers must be the same number.

1. The mean number of crayons in the 24 bins in a first-grade classroom was 37. The teacher gave one bin that had 83 crayons in it to a kindergarten classroom that needed more crayons. Now what is the mean number of crayons in the bins that still remain in the first-grade classroom?