Use the range rule of thumb to approximate the standard deviation.The race speeds for the top eight cars in a 200-mile race are listed below. Round results to the nearest tenth.183.7, 183.6, 189.2, 183.1, 175.6, 177.3, 184.5, 177.5

Measurements are made at two different times. Find the absolute change and then find the percentage change. If necessary, round your answers to one decimal place.In the last election, in a certain city the percentage of eligible voters who voted in the local election was 62.4%. This year, the percentage fell to 51.5%.

Convert the temperature, as indicated. If necessary, round your answer to two decimal places.60°F into Celsius

Find the median for the given sample data.A store manager kept track of the number of newspapers sold each week over a seven-week period. The results are shown below.90, 22, 216, 102, 257, 239, 236

Make a truth table for the given statement. The letters p, q, r, s represent propositions.r → ~q

Write as a percent.30.834

Use a ten-point bin size to construct a frequency table for the set of data. Include columns for relative frequency and cumulative frequency.On a math test, the scores of 24 students were as follows:99, 75, 71, 64, 71, 71, 99, 82, 71, 67, 81, 75,75, 81, 71, 75, 81, 71, 75, 82, 75, 81, 82, 64

Determine whether the study involves selection bias, participation bias, both selection bias and participation bias, or neither.A researcher published this survey result: “82% of voters support stricter gun control laws.” The survey was conducted by sending an email to members of a political advocacy group, and 1,500 members responded.

Solve the problem.The regular selling price of an item is $123. For a special year-end sale the price is at a markdown of 20%. Find the discount sale price.

Solve the problem.Determine the area of a circular enclosure and a square enclosure made with 1,754 yards of fence.