The following statistics represent weekly salaries at a construction company. Mean $585 First quartile $490 Median $550 Third quartile $730 Mode $590 81st percentile $876 The most common salary is $ The salary that half the employees' salaries surpass is $ The percent of employees' salaries that surpassed $730 is %. The percent of employees' salaries that were less than $490 is%. The percent of employees' salaries that surpassed $876 is %. If the company has 100 employees, the total weekly salary of all employees is $

The prices vary depending on the condition of the radio. $210, $210, $320, $200, $300, $10, $340, $300, $245, $325, $700, $250, $240, $200 a. Find the mean of the radio prices. Round to the nearest cent.

The Toyota Camry is one of the best-selling cars in North America. The cost of a previously owned Camry depends on many factors, including the model year, mileage, and condition. To investigate the relationship between the car's mileage and the sales price for Camrys, the following data show the mileage and sale price for 19 sales (PriceHub web site, February 24, 2012). DATA file Miles (1,000s) Price ($1,000s) 22 16.2 29 16.0 36 13.8 47 11.5 63 12.5 77 12.9 73 11.2 87 13.0 92 11.8 101 10.8 110 8.3 28 12.5 59 11.1 68 15.0 68 12.2 91 13.0 42 15.6 65 12.7 110 8.3

the box plot below shows the lengths (in hours) of commuters’ trips to work. How long is the median trip to work? b.       Compare the number of people whose trip is 0 – 0.5 hours long to the number of people whose trip is 1 – 3 hours long. Explain your reasoning. c.       Do more people travel 1 – 3 hours than travel 0.5 – 1 hour? Explain

Use the coefficient of variation to determine whether coffee prices or gasoline prices were more stable in 2015.  Use the population standard and population mean of each set of data. What is the coefficient of variation for the price of a pound of coffee and a pound of gasoline?

Determine whether the data are qualitative or quantitative. Cholesterol counts for individuals O Qualitative O Quantitative

The value of a certain car when it was brand new with 0 mileage was $17,000 but the value dropped to $4,000 when the car acounulated 80,000 miles shown in the scatter plot below. Car's Mleage and Value S17.000 $2,000 Mileage Based on the data in the scatter plot, at what mileage was the car worth about $12,000? O 20,000 miles O 30,000 miles O 60,000 miles O 80,000 miles

Joselyn hopes to receive a grade of B or better in her statistics class. Currently she has scored 75, 83, and 81 on her three in-class tests and also has a homework average of 88. Her professor calculates the class grade by finding the mean of five grades: three in-class tests, the homework average and the final exam. What is the minimum score Joselyn must earn on the final exam to have a class grade (mean) of 80? A. 67 B. 95 C. 70 D. 73

Can you create a five number summary of the data set?

Nikko compares the prices of a skateboard at 7 different online stores. His data is shown below. $67.50, $70.00, $102.25, $65.25, $58.75, $62.00, $68.20 13 Given this information, which statement is true? A The mean and median have the same value. B. The mean is the better measure of center than the median. CThe median is a better measure of center than the mean. D. The median is affected more by the outlier than the mean. DELL