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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.
Regression line drawn as Y =C+1075x, when x was 2, and y was 239. Given that y intercept was 11. Calculate the residual.
1. Describe two graphs/tables and how they are used to examine data. 2. Why are graphs and tables useful when examining data? 3. Describe how to make a histogram and a freque
Case Study. Using the data, prepare a report that analyses the profitability, liquidity and solvency of a Accessorize Pty Ltd and help the owner to decided whether to purchase the
State the main reason because of which the differences between a Cash Book and Bank Passbook. Ans. The difference can be stated as follows a) Sometime cheque issued to party on t
i)A sionusodial signal has the form x(t) = Asin?t Derive an expression for the autocorrelation Rxx(λ) II) Explain the significance of this result in term of the frequen
Limitations of ndex numbers
The High Company Balance Sheet Assignment (to be completed using Microsoft Excel) -Create T accounts for each transaction #1-10 -Create a trial balance -Create Income Statement -
1. (a) 'Statistics is the backbone of decision-making'. Describe. (b) 'Statistics is as good as the user'. Describe. 2. Differentiate between the following with example.
.A study of long term phone calls made from general electricss corporate headquarters in fairfeild, conneticuit, revealed the length of the calls, in minutes follows the normal pro
Amount to be provided for retirement of long-term obligations An “other debit” common journal value used in the General Long-Term Bills Additional Consideration that symbolizes t
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