Blog

Red-green color blindness is a recessive trait carried on the X chromosome. The father of a male child is colorblind. The mother is not colorblind. Where did the color blindness come from in themale child?

The first double-angle formula for

Rank the mutations from least detrimental to most detrimental

Assuming that the component in Q22 has a first-year reliability level of 0.9975, what is the reliability level for the system after 5-years with “as good as new” maintenance practice?

Classify the general types of data rights based on the descriptive phrases.

A major challenge for human-systems integration has been showing return-on-investment (ROI) through the systems engineering cycle. Translation of human factors design considerations to cost reductions is often not straight-forward.

The period of tangent is

How many double-angle formulas for cosine are there?

Mercedes-Benz (MB) is interested in monitoring variability in new engine horsepower (HP) output at the close of a production process. Each engine unit is slaved to a dynamometer via a simulated transmission linkage. The dynamometer provides a continuous data stream of HP at 20Hz. Each engine test runs for approximately 5 min. at 2500 RPMs. For this data collection scenario, which type of process control chart would you recommend that MB apply for production unit HP variability tracking?

In a work sampling study of radio station programming, over a 30-day observation period with 50 observations per day, an analyst records a total of 968 instances of music (with the remainder of data points being ads). What is the mean proportion of music programming for the study? [Answer1] Provide a measure of variance in programming among music and ads. [Answer2] If the radio station elected to use a p-chart to identify the number of days “out of control”, in terms of music programming relative to ads, what values would you calculate for control limits? UCL = [Answer3] LCL = [Answer4]