6. [-/1 Points] DETAILS MENDSTAT15 2.3.012. MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER A distribution of...
Consider the given data set.n = 12 measurements: 9, 8, 1, 3, 5, 5, 5, 4, 8, 5, 4, 0Find the mean. 4.75Find the standard deviation. (Round your answer to four decimal places.) 2.701Find the z-score corresponding to the minimum in the data set. (Round your answer to two decimal places.)z = Find the z-score corresponding to the maximum in the data set. (Round your answer to two decimal places.) z = Multiple Choice 5. Do the z-scores indicate...
15. [-16 Points] DETAILS AUFEXC4 13.4.032. MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER Use the table to answer the question. Note: Round 2-scores to the nearest hundredth and then find the required A values using the table. A biologist found the wingspans of a group of monary butterflies to be normally distributed with a mean of 54.9 mm and a standard deviation of 2.9 mm. What percent of the butterflies had the following wingspans? (Round your answers to one decimal...
4. [-16 Points] DETAILS SCALCCC4 3.4.090. MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER Find the tangent equation to the given curve that passes through the point (10, 10). Note that due to the t2 in the x equation and the t3 in the y equation, the equation in the parameter t has more than one solution. This means that there is a second tangent equation to the given curve that passes through a different point. x = 6t2 + 4...
24. (-/1 Points) DETAILS SMITHNM13 7.4.032. MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER The figure shown below contains two similar triangles. Find the unknown measure indicated by a variable. Answer to the nearest tenth. (Assume a 4 and b = 5.) Need Help? Read It Talk to a Tutor
1. [-/1 Points] DETAILS SCALCCC4 1.7.005. MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER Consider the parametric equations below. x = 5t - 2 y = 3t + 1 (a) Sketch the curve by using the parametric equations to plot points. Indicate with an arrow the direction in which the curve is traced as t increases. (Do this on paper. Your instructor may ask you to turn in this work.) (b) Eliminate the parameter to find a Cartesian equation of the...
help?!? 13. -/1 points MendStat15 4.3.015. 0/6 Submissions Used My Notes Ask Your Teacher Five balls are selected from a box containing 10 balls. The order of selection is not important. How many simple events are in the sample space simple events Need Help? -/1 points MendStat154 3.017 0/6 Submissions Used My Notes Ask Your Teacher A businessman in New York is preparing a tinerary for a visit to ve major cities. The distance traveled, and hence the cost of...
3. [-16.5 Points] DETAILS DEVORESTAT9 12.E.014.MI.S. MY NOTES ASK YOUR TEACHER PRACTICE A The efficiency for a steel specimen immersed in a phosphating tank is the weight of the phosphate coating divided by the metal loss (both in mg/ft?). An article gave the accompanying data on tank temperature (x) and efficiency ratio (Y). Temp. 171 173 174 175 175 176 177 178 Ratio 0.82 1.21 1.46 1.01 1.09 1.10 1.10 1.70 Temp. 181 181 181 181 181 182 182 183...
MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER 5. (-/1 Points] DETAILS LARCALC111.4.032. Discuss the continuity of the function. f(x) = *2 - 9 x + 3 fis discontinuous at x = у 가 6H SH 41 3 2 1 X -7-6-5-4-3-2 1 2/3 4 5 -4 -5 -65 -7 Need Help? Read It Talk to a Tutor
The following data are the response times in seconds for n = 25 first graders to arrange three objects by size. (a) Find the mean and the standard deviation for these 25 response times. (Round your standard deviation to three decimal places.) (b) Order the data from smallest to largest. (Enter your answers as a comma-separated list.) (c) Find the z-scores for the smallest and largest response times. (Round your answers to two decimal places.) Is there any reason to believe that these times...
2. [-75 Points] DETAILS SCALCCC4 7.5.007.MI. MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER The population of the world was about 5.3 billion in 1990. Birth rates in the 1990s ranged from 35 to 40 million per year and death rates ranged from 15 to 20 million per year. Let's assume that the carrying capacity for world population is 100 billion. (Assume that the difference in birth and death rates is 20 million/year 0.02 billion/year.) (a) Write the logistic differential equation...