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Examine the distributions of weight and height. Are there any outliers? If so deal with them appropriately.
Create a new variable that divides weight into groups. Produce a table showing the frequency distribution and cumulative relative frequency distribution of the new grouped variable. Produce a histogram of weight to illustrate this frequency distribution and comment on the histogram. Construct a cumulative relative frequency plot (by hand or otherwise) of the new variable and use it to estimate the median weight. Why may this estimate differ from the median of the recorded values for weight? Which estimate would be preferred and why?
(b) (i) The Australian Dietary Guidelines recommend that adults eat 2 or more serves of fruit each day. What percentage of students usually eat 2 or more serves of fruit each day?
(ii) Construct a two-way table to show within each sex (male vs female), the number and percentage of students who eat 2 or more serves of fruit each day versus those who eat less than 2 serves of fruit each day.
What are cost drivers?
Consider the two events A and B with P(A) = 0.4 and P(B) = 0.3. (a) If A and B are independent then compute the probability that Both A and B happen
any of your writer able to use the database given to generate the null, alternative..etc.. into a power point presentation
A prevent of huge m = 10 kg is drawn by a power F = 100 N at a position q = 30o with the horizontally along a sleek horizontally exterior. What is the speed of the block? (g = 10 m
Acceptance Region A term related with the statistical signi?cance tests, which provides the set of values of a test statistic for which the null hypothesis cannot rejected. Supp
a company has two processes whose details are as follows: Materials 3000kg @ k0.30/kg, labour K120 for process 1 and material 2000kg @ k0.40/kg and labour k84 for process 2. actual
a business was started on January 1, 2011 and $1000 of supplies to use in the business. At the end of the month 25% of the supplies remains unpaid and 20% are still on hand. what a
1) Define and explain the following: i) Ordering cost ii) Safety stock iii) Re-order point 2) Profit Volume Chart. 3) Discuss the various techniques of financial statement analysis
Susan’s proposed budget for 2011 includes a substantial repayment of the bank loan. If the repayment occurs, is the firm likely to break even in 2012? Explain.
PC Shopping Network may upgrade its modem pool. It last upgraded 2 years ago, when it spent $115 million on equipment with a life of 5 years and a salvage value of $15 million. The
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