Find sd.The differences between two sets of dependent data are​ 0.4, 0.24,​ 0.22, 0.26, 0.34. Round to the nearest hundredth.

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

Find the percentil for the data point. Data set: 5 12 9 7 5 5 12 7 5 12 2 12 15 6 9 5 12 9 7 12;data point 6

Calculate the percentile for a student whose exam score is 81. Round your answer to the nearest whole number. x 50 57 58 60 60 64 66 67 67 70 72 75 75 75 79 80 83 83 83 86 87 87 88 89 95 96 96 99

Describe the shape of the data presented: Number of students 10 9 8 87 3 2 1 0 0 Hours Spent Playing Video Games on Weekends 5 10 15 20 25

Answer the questions for the data in the table below. x 012578 y 1 3 5 6 10 9 a. Draw a scatter diagram for the data. Should the value of r be positive or negative? Explain. b. Calculate the value of r. Round your answer to 3 decimal places. r =

Answer this ASAP Determine the value of y for x = 4.7, given the following data:

The correlation between midterm and final grades for 300 students is 0.620. If 5 points are added to each midterm grade, the new r will be: a. 0.124 b. 0.57 c. 0.62 d. 0.744

Use the birth weights (grams) of 50 babies from the data set "Births." Use software or a calculator to find the mean and median. Examine the list of birth weights to make an observation about those numbers. How does that observation affect the way that the results should be rounded? Click the icon to view the birth weight data. - X The mean birth weight is Birth weights (grams) grams. (Round to one decimal place as needed.) 300 4900 4000 3600 3400 3000 3700 2900 3700 3100 3400 3500 4100 3200 2900 2800 3500 3100 3300 3800 3800 2300 3300 2600 2400 3400 3300 4000 2800 3600 3100 2800 2800 2500 2600 2700 2600 3000 2900 3600 300 3400 3500 3400 3600 3400 3200 2600 3600 3500

An administrative assistant for the athletics department at a local university is moni- toring the GPAs for eight members of the women's volleyball team. He enters the GPAs into the database but accidentally misplaces the decimal point in the last entry. 2.8 3.0 3.0 3.3 2.4 3.4 3.0 21 Use a dotplot to describe the data and uncover the assistant's mistake.