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Question: The following data show the different types of pet food stores in the area carry.
6; 6; 6; 6; 7; 7; 7; 7; 7; 8; 9; 9; 9; 9; 10; 10; 10; 10; 10; 11; 11; 11; 11; 12; 12; 12; 12; 12; 12;
Calculate the sample mean and the sample standard deviation to one decimal place using a TI-83+ or TI-84 calculator.
Government or organization whose effectis to prevent specific from reaching equilibrium. What evidence of excess supply or excess demand can you cite in these examples?
the mean price of ground beef in 75 cities in the midwest is 2.11 and teh standard deviation is .56. a midwest grocer
Do you know if there is any differences in the densities of a product at certain temperatures. Here is the data that I received. Tell me if there is any difference.
1 the speeds of car traveling on interstate highway i-35 are normally distributed with a mean of 74 miles per hour and
a. Construct a bar chart that effectively displays these data. b. Construct a pie chart to display these data.
In a sample of 100 syringes, the hospital's quality control officer finds the average dosage to be 0.5mL. The standard deviation of the dosage is 0.02 mL and the distribution of the dosages resembles a normal distribution reasonably closely.
a wildlife study has found that a wolf pack is successful in killing one large animal for every 12 that it chases.a
(a) What is the probability that the student is both a senior and an English major? (b) Given that the student selected is a senior, what is the probability that she is also an English major? Write your responses as fractions.
A large population of overdue bills has balances that fallow a normal curve. When we take a sample of 100 of these the average is $500 and the standard deviation is $100.
What is the probability that the mean breaking strength of the 3 untreated specimens is at least 25 pounds greater than the mean strength of the 3 treated specimens?
Determine the test value? Use α = 0.05. (Use the variances unequal formula).
suppose you just received a shipment of thirteen televisions. three of the televisions are defective. if two
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