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A high profile consulting company chooses it's a new entry level employees from a pull a recent college graduates using the five-step interview process. Unfortunately there are usually more candidate to complete the interview process and the number of positions that are available. As a result, cumulative GPA is used as a tiebreaker. GPS for the successful interviewees are normally distributed, with a mean of 3.3 and a standard deviation of 0.4. What percentage of candidates have a GPA above 3.9?
A health care professional wants to determine whether individuals with hypertension who take Atenolol have significantly lower systolic blood pressure
If the standard deviation of the process is unknown, another approach is to use the sample range as a measure of process variability. Calculate the control limits for the above process using the sample range.
For each of the following characteristics of an individual, indicate whether the variable is categorical or quantitative.- Length of forearm from elbow to wrist (in centimeters).- Whether or not the person has ever been the victim of a crime.
Consider strings of length 9 with elements being a, b or c. How many strings will contain at least 6 b a?
In Exercise we suggested the model N(1152, 84) for weights in pounds of yearling Angus steers. What weight would you consider to be unusually low for such.
dr. mack lemore wishes to estimate the proportion of people who buy items they know are defective from thrift shops
Find an upper capability index assuming normality of distribution of turnaround times. In what proportion of time will the goal be met?
using the data shown below suppose we focus on the proportions of patients who show improvement. is there a
Would given change your P-value? Use a sketch of the distribution of the test statistic under the null hypothesis to illustrate and explain your answer.
Suppose a tobacco company is planning to fund a telephone survey of attitudes about banning smoking in restaurants.
Which statistics would you use to identify the center and spread of this distribution? Why?- How many parks would you classify as outliers? Explain.
Your bakery produces loaves of bread with "1 pound" written on the label. Here are weights of randomly sampled loaves from today's production.
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