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The weights of a certain dog breed are approximately normally distributed with a mean of 51 pounds, and a standard deviation of 6.1 pounds. Answer the following questions. Answers in percentform. Round your answers to the nearest tenth of a percent.
a) Find the percentage of dogs of this breed that weigh less than 51 pounds. %
b) Find the percentage of dogs of this breed that weigh less than 47 pounds. %
c) Find the percentage of dogs of this breed that weigh more than 47 pounds. %
The Quantitative Environmental Learning Project (QELP) cited a study by the King County Division of Water and Land Resources on bacteria
A business has 5 telephone lines. The first rings every minute on the average, the second every ½ minute, the third every 2 minutes, the fourth every 5 minutes,
1.using the z table to find the critical values for each p 407 ltbrgta a 0.04 left-tailed test ltbrgtb a 0.05
If it is assumed that the probability distribution for the number of room rentals forms a normal distribution, what is the probability that on a given night?
Differentiate between statistics and probability with respect to what they deal with.
At the end of a year the change in participants' blood pressure over the year was measured, and the change was compared for the two groups.
Based on your analysis, with a Type I error rate of 0.05, can you conclude that a difference exists among the median breaking strengths of the types of nylon.
Calculate the duration of an 8 percent, $1000 par bond that matures in three years if the bond's YTM is 10 percent and interest is paid semiannually.
Refer to the part of Example in which two students are drawn without replacement from a class of 30 students in which three are left-handed.
Determine the probability that Mexican American male in the 20 -74 age range has serum cholesterol value greater than 240 mg/dl.
If you randomly purchase one item, what is the probability it will last longer than 7 years? (Round answer to three decimal places.
r. Patton is a professor of English. Recently she counted the number of misspelled words in a group of student essays. She noted the distribution of misspelled words per essay followed the normal distribution with a standard deviation of 2.44 word..
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