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George is curious. He has been told that the average body temperature of humans is 98.6 degrees Fahrenheit. However, he believes it is much lower than that. He randomly selects 71 people from those passing by him on a street and takes their temperature. The average temperature of these 71 people is 98.3 degrees F. Assume the body temperatures of the 71 people in the study are representative of body temperature of all humans.
1. Calculate the z-statistic (round 2 decimals)
2. Regardless of your answer to the last question, suppose th p-value is 0.03. Which of the following is a correct conclusion based on this p-value?
-There is not enough evidence to indicate that the average body temperature of humans is 98.6 degrees.
-There is some evidence to indicate that the average body temperature of humans is 98.6 degrees.
-There is some evidence to indicate that the average body temperature of humans is 98.2 degrees.
-There is some evidence to indicate that the average body temperature of humans is less than 98.6 degrees
-There is not enough evidence to indicate that the average body temperature of humans is less than 98.6 degrees.
Evaluate probability values using normal distribution and How many students earned more than $36,000? _______
To test whether the population standard deviation differ significantly using Chi-Square test.
a clinical trial is planned to compare an experimental medication designed to lower blood pressure to a placebo. before
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The Human Relations Department of Electronics Inc. would like to include a dental plan as part of the benefits package. The question is: How much does a typical employee and his or her family spend per year on dental expenses?
Assume that a 95% confidence interval estimate of the population mean annual starting salary is required. What is the planning value for the population standard deviation?
an open-label study where participants are aware of the treatment they are taking is run to assess the time to pain
A Cornell university study of wage differentials between men and women reported that one of the reasons wages for men are higher than wages for women is that men tend to more years of work experience than women. Suppose the following results were ..
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Teacher asked each of her students how many novels they had read in previous six months. Results are shown below. Create the frequency table for the number of novels read.
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