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A junior accountant of a particular supermarket was asked to give a summary of daily profits realized for a period of time. He represented his data as follows:
Profit (ksh '0000)
0-3
4-7
8-11
12-15
16-19
20-23
24-27
No. of days
10
20
8
30
7
13
12
II. Further scrutiny of the raw data revealed that the frequency of the groups ‘8-11'and '16-19' were not as indicated. With the correct frequencies, the mode and the median were given as Ksh. 139000 and Ksh. 135000 respectively. Determine the correct frequencies.
Standard deviation of $1,500. From a sample of 64 graduates, what is the probability that the mean starting salary is between $41,000 and $42,500?
Develop a 99% confidence interval for the population proportion.
R2 000 is invested at 10% per annum compounded half-yearly. After three months, the interest rate changes to 12% per annum compounded monthly. Find the value of the investment after two years.
Identify external competitive forces in relationship to healthcare organizations. Why is it important to know what external competitive forces are or who they are? Relate external competitive forces to a strategic plan.
Verify that for the data in given Exercise, if you use Y‾ = 2X - 9, the sum of the squared residuals is larger than 47. Why would you expect a value greater than 47?
suppose that u and v are iid exp1 i.e. have joint pdffuvi0ltult1 and 0ltvlt1exp-uvfind the cdf and pdf for the product
Develop percent frequency distribution and construct bar chart and pie chart.
estimate the population mean based on a sample of size 25 for which the average is 100 and the standard deviation is
Candida has a revolving credit account at an annual percentage rate of 24%. Her previous monthly balance is $549.79. Find the new balance using the previous month's balance method if Candida's account showed the following activity: Payment, $143.3..
Make a forecast for 2005, using a trend model of your choice or a judgment forecast. Discuss. Note: Time increments are 5 years, so use t = 6 for your 2005 forecast.
explain how you would select a distribution for a hypothesis test or confidence
There are 878 students at penn state's college of medicine in Hershey, PA. Of those 878 students, 408 are Pennsylvania residents. Thus, 46.5% of all Penn State college of Medicine students are Pennsylvania residents. This value 46.5% is a poplulat..
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