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

Identify the distribution as symmetric, left-skewed, or right-skewed.Amount of credit card debt of families in the U.S.

Solve the problem.How many cubic inches are in 14 cubic feet?

Reference Sheet_Percentages.pdf Reference Sheet_Statistical Applications.pdf

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.182.8, 177.8, 189.2, 176.5, 175.6, 181.8, 177.7, 188.0

Find the median for the given sample data.The salaries of ten randomly selected doctors are shown below.$138,000, $109,000, $155,000, $206,000, $219,000,$128,000, $117,000, $880,000, $243,000, $197,000

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.

Construct a line chart for the data. STUDENT TEST SCORES SCORE FREQUENCY 10 – 14 2 15 – 19 5 20 – 24 13 25 – 29 17 30 – 34 6

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 66.2%. This year, the percentage fell to 50.2%.

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