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.188.5, 181.4, 189.2, 177.4, 175.6, 176.8, 178.5, 177.8

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.52, 17, 203, 106, 271, 249, 241

Carry out the indicated unit conversion. If necessary, round your answer to one decimal place.33 pounds to grams

Draw a Venn diagram to represent the given information.Patients in a (hypothetical) hospital on a single day were taking antibiotics (A), blood pressure medication (BP), and pain medication (P) in the following numbers: A only 11 A & BP only 14 BP only 9 A & P only 24 P only 22 BP & P only 17 none 3 all three 21

A sample statistic and margin of error are given. Find the confidence interval likely to contain the population parameter of interest and answer the question.In a survey conducted in a certain city it was found that 4.5% of men and 5.6% of women were unemployed. The margin of error for each report was 0.6 percentage points. Use each sample statistic to find a confidence interval. Can we conclude that the unemployment rate is higher amongst women than amongst men?

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.

Convert the given degree measure into degrees, minutes, and seconds of arc.131.02°

Obtain the five-number summary for the given data.The National Education Association collects data on the number of years of teaching experience of high-school teachers. A sample taken this year of 19 high-school teachers yielded the following data on number of years of teaching experience.33, 15, 1, 20, 31,7, 3, 11, 2, 22,25, 1, 33, 29, 5,17, 23, 21, 31

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.85, 43, 211, 116, 253, 241, 240

Find the mode(s) for the given sample data. Last year, nine employees of an electronics company retired. Their ages at retirement are listed below.54, 64, 66,50, 53, 67,61, 58, 56