Percent defective in the past
Defects in computer hard-drives will usually render the entire computer worthless. For a particular model, the percent defective in the past has been 1%. If a sample size of 400 is taken, what would the 95.5% lower control chart limit be?
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A thin layer of oil (of absolute viscosity = 0.40 N-s/m2) separates the plate from the table. To limit the shear stress in the oil layer to 1 kPa, what must the thickness of the oil film be (mm)?
Information from a university's website states that 55.6% of its students are female. For a research project, a graduate student selects a simple random sample of 400 the university's students. Describe the sampling distribution of p , the sample
Find the approximate value of z that gives an area of 0.025 to the right of it. Round your answer to the nearest hundredth.
What distance, as measured in the laboratory, does the pion travel during its average lifetime?
A force of 12000 lbf was required for rock failure, and the cross-sectional area of the sample was 2.0 sq in. the sample failed along a plane that marks a 350 angle with the direction of compressional loading.
Suppose that an insurance agent offers you a policy that will provide you with a yearly income of $50,000 in 30 years. What is the comparable salary today, assuming an inflation rate of 5% compounded annually? (Round your answer to the nearest cen
A certain superinsulation material having a thermal conductivity of 2 x 10^-4 W/m.C is used to isulate a tank of liquid nitrogen that is maintained at -196 degrees celcius; 199 kj is required to vaporize each kilogram mass of nitrogen at this temp
A 500 g steel rod 30 cm in length is pivoted about its center and rotated at 300 rpm. A) What is the angular momentum?
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