At one high school, students can run the 100-yard dash in a mean of 15.2 seconds with a standard deviation of 0.9 seconds. The times are very closely approximated by a normal curve. Rounding to the nearest tenth of a percent as necessary, find the percent of times that are:Between 17 and 17.9 seconds

At one high school, students can run the 100-yard dash in a mean of 15.2 seconds with a standard deviation of 0.9 seconds. The times are very closely approximated by a normal curve. Rounding to the nearest tenth of a percent as necessary, find the percent of times that are:Between 15.2 and 16.1 seconds

Solve the problem.The following figures give the distribution of land (in acres) of a county that covers 90,000 acres. Draw a pie chart to represent the data.

The bar graph below shows the number of students by major in the College of Arts and Sciences. Answer the question.How many students are in the College of Arts and Sciences?

Use a table to answer the question. Round to the nearest percent.A population is normally distributed. What percentage of the population lies to the left of the population z score 0.66?

Use the figure to answer the question.Marriage Licenses Issued(Each circle represents 20,000 licenses)In which month are the most licenses issued and how many are issued?

Provide an appropriate response.The ages of the 12 participants on a backpacking trip are given below. 20 30 40 25 35 22 50 42 32 45 55 52Construct a boxplot for the data.

Use the frequency polygon to answer the following.The frequency polygon shows the salaries of employees of a small company.How many employees earn $42,000 or less?

Solve the problem.The normal monthly precipitation (in inches) for August is listed for 20 different U.S. cities. Find the mean of the data. Round to the nearest hundredth.3.5 1.6 2.4 3.7 4.13.9 1.0 3.6 4.2 3.43.7 2.2 1.5 4.2 3.42.7 0.4 3.7 2.0 3.6

At one high school, students can run the 100-yard dash in a mean of 15.2 seconds with a standard deviation of 0.9 seconds. The times are very closely approximated by a normal curve. Rounding to the nearest tenth of a percent as necessary, find the percent of times that are:Greater than 16.1 seconds