Find the standard deviation for the given data. Round your answer to one more decimal place than the original data.The numbers below represent the test scores of nine students. 90, 77, 51, 81, 35, 55, 46, 51, 87

Use the guidelines to evaluate the study. From the information given, what is the biggest flaw in the study?A public health researcher randomly selected 400 adults from the town of Willow Creek. In a private survey, the researcher asked the participants whether they regularly wash their hands before meals. The researcher concluded that 95% of adults in Willow Creek regularly wash their hands before meals.

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 69.8%. This year, the percentage fell to 53.4%.

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

Construct a pie chart representing the given data set. FAVORITE FOOD NUMBER OF RESPONSES Chinese 46 Indian 30 Mexican 48 Thai 36

Find the range for the given data.The manager of an electrical supply store measured the diameters of the rolls of wire in the inventory. The diameters of the rolls (in m) are listed below.0.491, 0.666, 0.229, 0.409, 0.323, 0.114

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.The salaries of ten randomly selected doctors are shown below.$111,000, $139,000, $151,000, $239,000, $201,000,$119,000, $125,000, $853,000, $237,000, $162,000

The argument given or described involves some kind of fallacy. Identify the fallacy.One candidate favors eliminating affirmative action programs. The other candidate states: My opponent doesn’t think there’s anything wrong with discrimination.”

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.