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Question: Referencing Exercise, how might you operationalize the amount of fruit and vegetable items purchased on a trip to the store as a(n):
a. nominal measure?
b. ordinal measure?
c. scale measure?
Exercise: Seventy-three people are stopped as they leave a popular grocery store, and the number of fruit and vegetable items they purchased is assessed.
a. What is the size of the sample?
b. Identify the population
Suppose that the probability that a new medication will cause a bad side effect is 0.03. If this medication is given to 150 people, what is the probability that exactly three of them will experience a bad side effect.
It is known that a healthy human body has an average temperature of 98.6?F, with a standard deviation of 0.95?F. Sixty healthy humans are selected at random. What is the probability that their temperatures average at least 99.1?F?
The soap and detergent association issued its fifth annual clean hands report card survey for 2009.
A locksmith is preparing an electronic key code of 3 integers selected from the set {0, 1, 2, 3, 4, 5, 6, 7, 8, 9} without replacement. Calculate the probability that at least one of integer in the code is 5.
While not busy covering local football games and wedding receptions, the reporter has designed and taken simple random samples of regular unleaded gas prices at 35 stations in Minneapolis and 35 in St. Paul.
The average birth weight of domestic cats is about 3 ounces. Assume that the distribution of birth weights is Normal with a standard deviation .4 ounces.
Based on the information available in the table above - If a farm is randomly selected in Australia, what is the probability that it gets water from on farm dams or tanks
The same city are delivered within two days. Six parcels are randomly sent to different locations. What is the probability that all six arrive within two days?
Professors at a local university earn an average salary of $80000 with a standard deviation of $6000. The salary distribution is approximately bell-shaped. What can be said about the percentage of salaries that are at least $74,000
In a statewide competitive examination for engineering admission, the register number allotted to the candidates is of the form CCNNNN.
The market research agency looks at a random sample of 5,500 cars throughout the country and finds that 2,521 are GM cars. What should be the executive's conclusion? How should she present her results to GM's vice president for operations?
Why is it important to study ethics in statistics? Have you seen statistics misused? Without naming specific companies or people, can you provide examples?
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