Find the area of the shaded region. The graph to the right depicts IQ scores of adults, and those scores are normally distributed with a mean of 100 and a standard deviation of 15. Click to view page 1 of the table. Click to view page 2 of the table. 70 110 The area of the shaded region is (Round to four decimal places as needed.)

Please answer the question in the photo. TY!

Number 1

Please calculate the SD of a sample of 8 data points using the formula taught in class. The information is below. The mean of the sample is 24.0. The sum of all the scores squared (EX²) is 5012.2. Include two decimal places. Answer:

Use the dotplot to find the mean, median, and IQR. Round to 1 decimal place, if needed. Caution: This could be a different data set than the one in the previous question. 74 76 78 80 82 84 86 Heights of Basketball Players mean median IQR (in inches) (in inches) (in inches)

The ages (in years) and helghts (in inches) of all pitchers for a beseball team are listed. Find the coefficient of variation for each of the two data sets. Then compare the results. -Click the Icon to view the data sets. CV. %D Round to one decimal place as needed.)

A simple data set has been provided to practice the basics of finding measures of variation. 2, 4, 8, 8 For the data​ set, determine the range and the sample standard deviation.

The scores and their percent of the final grade for a statistics student are given. What is the student's weighted mean score? The student's weighted mean score is. (Simplify your answer. Round to two decimal places as needed.) Homework Quiz Quiz Project Final Exam Score Percent of final grade 85 90 90 98 89 15 10 10 35 30

= The data show the distance (in miles) from an airport of a sample of 22 inbound and outbound airplanes. Use technology to answer parts (a) and (b). a. Find the data set's first, second, and third quartiles. b. Draw a box-and-whisker plot that represents the data set. D 3.2 2.6 3.3 5.9 5.4 3.5 2.6 2.2 5.7 2.9 2.8 2.7 4.3 2.1 1.9 4.6 2.6 5.4 3.6 2.4 5.5 2.2 a. Find the three quartiles. Q₁ Q₂ d (Type integers or decimals. Do not round.) b. Choose the correct box-and-whisker plot below.

What is the mean of data set