what is the value of 1.1538 from the z_table?
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what is the value of 1.1538 from the z_table?
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- What is the chi square-crit for the alpha level of .05 when you have 4 categories in a one-way chi square analysis?what information is provided by the (+/-) of a z-score?The Southern Luzon Expressway was designed to carry a free-flow speed of 50kph and a capacity of 4000 vehicles per hour. At a certain point near theintersection of a road leading to Laguna there were 3600 vehicles counted,what is the space mean speed of these vehicles in kph?
- There is a mean of .00473 asteroid impacts on the earth (for asteroids in a certain size class with an average diameter of 2.24 meters) per year. What is the mean number of such impacts in a hundred year period?A population with µ = 58 and σ = 12 is transformed into z-scores. After the transformation, what is the mean for the population of z-scores?The Insurance Institute for Highway Saftey publishes data on the total damage suffered by compact automobiles in a series of controlled, low-speed collisions. A sample of the data in dollars, with brand names, removed, is 950,650,850,750 The interquartile range of the above data is?
- A company manufactures batteries in batches of 6 and there is a 3% rate of defects. Find the mean number of defects per batch. Round to the nearest tenth as needed.1. Is there any outliers among the 16 professor’s job satisfaction level? 2. Calculate the 95% CI to estimate the average job satisfaction level of the professor population, and interpret the 95% CI. 3. If you calculate a 99% CI instead of 95% CI, compare the differences between these two CIs in terms of range and interpretation.What is a basic formula to determine relative frequency of provided data to determine a specific value based on that data and its parameters?
- Suppose the total weight of passengers on a particular flight has a mean of 1499 with standard deviation 128 what is the score of a flight with a total weight of 1639.8A sample of 60 grade 9 students ages was obtained to estimate the mean age of all grade 9 students of diplahan.At your high school, 42% of students are currently in a math class this semester. If you took a random sample of 12 students from your school and wanted to check conditions for normality, what would np=