Find the 20 % trimmed mean of the following data. If necessary, round to one more decimal place than the largest number of decimal places given in the data. Rate of Fatal Alcohol Impaired Car Crashes per 100 Million Vehicle Miles of Travel 0.34 0.34 0.40 0.41 0.45 0.46 0.72 0.74 0.78 0.64 0.66 0.70 0.29 0.51 0.30 0.33 0.33 0.52 0.54 0.56

The 2018 General Social Survey contains information on the number of poor mental health days adults in the US had in the last month. The data are below. Calculate the standard error of the mean number of poor mental health days for males. Table 1. Mean number of poor mental health days in the last 30 days by sex Male Female Total Mean 3.02 3.55 6.78 1408 4.06 S.D 6.43 7.07 678 730 Source GSS 2018 F6 F7 F8 F9 F10 F11 F12 FS & 8. 9. 6 de5

Use the data in the table to the right to answer the following questions. Weights (g) of a Sample Bag of Candy Red Blue Brown Green Yellow 0.964 0.793 0.784 0.814 0.966 0.708 0.991 0.845 0.771 0.733 Find the sample proportion of candy that are red. 0.747 0.886 0.782 0.793 0.882 0.766 0.766 0.919 0.923 0.975 0.849 The proportion of red candy = 0.958 0.762 0.712 0.938 0.752 0.915 (Type an integer or decimal rounded to three decimal places as needed.) 0.822 0.844 0.733 0.781 0.976 0.955 0.827 0.939 0.818 0.805 0.812 0.725 0.966 0.815 0.854 0.915

Calculate the 90th percentile of the data shown x 7.9 9.7 18.9 19.3 21.9 26.1 27.9 28.8 29.1 29.4

Calculate the 60th percentile of the data shown x 5.4 6.3 7.7 10.8 16.7 18.9 21 21.2 21.6 23.2 24.4 26.5 27.3 28.8 29.5

Approximate the mean for following GFDT. Data Frequency 30 - 34 12 35 - 39 23 40 - 44 10 45 - 49 11 50 - 54 4 55 - 59 7 60 - 64 4 65 - 69 1 70 - 74 1 mean = Report answer accurate to one decimal place.

Ef 30.

Calculate the 95% margin of error in estimating a population mean for the following values. (Round your answer to three decimal places.) 30,² = 1.2 n =

Given the following data set that presents 30 test scores on an exam, find the 63rd percentile. State your result/answer as a value with exactly two digits after the decimal  49.5, 48, 51, 50, 53.2, 52, 55, 54, 57, 56, 59, 58, 61, 60, 63, 62, 65.4, 64, 67.5, 66, 69, 68, 71, 70, 73, 72, 75.2, 74, 92, 88