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The data in the file protein.xls indicate fat and cholesterol information concerning popular protein foods (fresh red meats, poultry, and fish).
For the data relating to the number of calories and the amount of cholestrol for the popular protein foods:
a. Consruct a frequency distribution and a percentage distribution.
b. Construct a histogram and a percentage polygon.
c. Form a cumulative percentage distribution and plot a cumulative percentage polygon.
d. What conclusions can you draw from these analyses?
question according to the u.s. bureau of labor statistics 75 of the women 25 through 49 of age participate in the
I read that a range of expression is a set of values of a given expression. This set may consist of the whole set of cardinals numbers xy or of a proper subject of the set of cardinals (as the expression 2x, whose range is the even cardinals).
a random sample of 70 voters found that 40 were going to vote for a certain candidate. find the 99 limit for the
individuals filing federal income tax returns prior to march 31 received an average refund of 1056. consifer the
1. collect a data set with two related variables. you can create your own data set or can download a data set from a
1. consider a continuous random variable x with varx 4. a sample of 50 measurements of x is taken and xbar 68a.
Random sample of 100 people yielded following data on number of tissues utilized in a cold: x-bar = 38, s = 20. By using sample information provided, compute the value of test statistic for the relevant hypothesis test.
a car insurance company performed a study to determine whether an association exists between age and the frequency of
What is the technical definition of alpha? When might a "high level of proof" be required in business? Why does a "high level of proof" mean a small value of alpha?
Find the standardized test statistic t for a sample with n = 12, = 17.4, s = 2.1, and if Round your answer to three decimal places.
1.students at university x must be in one of the class ranks freshman sophomore junior or senior. at university x 35 of
What is the probability that exactly 5 nonconforming parts are produced during a 1-hour period? What is the probability that at least 5 nonconforming parts are produced during a 1-hour period?
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