5. Like most colleges, City College calculates a student's Grade Point Average (GPA) by weighting each grade based on the number of units in the class. The following scale is used to convert letter grades into a quantitative variable: A = 4 B = 3 C=2 D = 1 F = 0 George's transcript shows the following grades. Class Units Grade English 3 B Biology 4 C Geography 3 B Weightlifting 1 A Statistics 4 A German 5 F Calculate George's GPA.

A survey of 800 college seniors resulted in the following crosstabulation (Table 1) regarding their undergraduate major and whether or not they plan to go to graduate school. Please use the information to answer questions 1-3.                                                                 Undergraduate Major  Graduate School Business Engineering Others Total Yes 70 84 126 280 No 182 208 130 520 Total 252 292 256 800   1.What percentage of the students does not plan to go to graduate school? 2.What percentage of the students' undergraduate major is engineering? 3.Of those students who are majoring in business, what percentage plans to go to graduate school?

The following histogram represents the distribution of scores on a ten point quiz. Step 3 of 3: What is the total number of people who made a score between 2 and 4 inclusive? Quiz Scores Frequency 16 14 12 10 0 4- 2- 0 0 13 +2 == 1 2 ו 4 5 Score -~ 96 7 ☐ 8 60 9 10

The last digit of the heights of 67 statistics students were obtained as part of an experiment conducted for a class. Use the following frequency distribution to construct a histogram. What can be concluded from the distribution of the digits? Specifically, do the heights appear to be reported or actually measured? Digit Frequency 0 15 5 5 1 T Choose the correct histogram below. O A. O B. O C. D. 18- 56789 0123456789 ܩܫܠ 6789 123456789 Are the data reported or measured? O A. The data appears to be measured. The heights occur with roughly the same frequency. O B. The data appears to be measured. Certain heights occur a ..

Define the Ordinary Least Squares Estimator? how OLS Estimates the Relationship Between Test Scores and the Student–Teacher Ratio?

The following table compares the completion percentage and interception percentage of 5 NFL quarterbacks. Completion Percentage 58 61 61 61 61 65 Interception Percentage 4.8 3.8 2.8 1.7 1 Ta Copy Dat Step 1 of 5: Calculate the sum of squared errors (SSE). Use the values bo = 35.4457 and b₁ = -0.5331 for the calculations. Round your answer to three decimal places.

How were the figures calculated?

The following histogram shows the exam scores for a Prealgebra class. Use this histogram to answer the questions. 24 24 20 Frequency 16 2 8. 11 4. Prealgebra Exam Scores 19 6 14 4 0 70.5 75.5 80.5 85.5 90.5 Scores Step 1 of 5: Find the number of the class containing the largest number of exam scores (1, 2, 3, 4, 5, or 6). 95.5 3 100.5

Macmillan Learning Consider the CEO of a company that sells coffee at small free standing shops around the country. The Board of Directors is considering increasing the number of locations in an effort to increase total revenue, ceteris paribus. Use the data to determine if revenue is responsive to the number of locations. Use the midpoint method to calculate percentages. Number of locations Total revenue Calculate the percentage change in locations. 2012 3000 $60 million Calculate the percentage change in total revenue. Based on the CEO's analysis, he reports to the Board that total revenue is inelastic with respect to the number of locations. total revenue is unit elastic with respect to the number of locations. total revenue is elastic with respect to the number of locations. 2013 3750 $75 million percentage change in total revenue: percentage change in locations: % %

In this​ exercise, you will investigate the relationship between earnings and height.   These data are taken from the US National Health Interview Survey for 1994. Download the data from the table by clicking the download table icon   . A detailed description of the variables used in the dataset is available here LOADING... . Use a statistical package of your choice to answer the following questions. Earnings and…