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Q1) In study of aerobic activity, blood plasma volume of 12 women was measured. Researchers compute the sample mean = 3.243, but found published value of σ = 0.45.
Create a 95% interval for mean blood plasma volume for all women
Campus at Joliet Junior College has a lake. A Secchi dish is utilized to measure clarity of the lake's water by lowering the dish into water and measuring distance below water until dish is no longer visible. Following are some of the measurements (in inches) that were taken on lake at various points in time over the course of a year.
82
64
62
66
68
43
38
26
56
54
i) Use the data to compute a point estimate. Give the symbol and the value.
ii) Crete a 90% confidence interval for mean Secchi dish measurement.
iii) What is your critical value?
Start rolling dice until a particular number, say 3, is obtained, and keep track of how many rolls are necessary. Repeat 100 times. Then find the average.
Analyze the data using linear contrasts to make the following comparisons:
Calculate correlation coefficient for these sample data.
At the .01 significance level, can we conclude that the 30-yeer mortgage rate for small banks is less than 6 percent? Estimate the p -value.
From Group of 40 People, a jury of 12 people is selected. In how many various ways can a jury of 12 people be selected?
Utilizing the 5% level of significance as there was a significant change in cholesterol level. Their total cholesterol levels before also after the diet.
Probability depends on normal distribution. If a random sample of nine 18 year old men is selected illustrate what is the probability that the mean height
To test this notion, eight paid volunteers were placed (individually) in a room in which there was no light from the outside and no clocks or other indications of time.
Form the cumulative percentage distribution and plan a cumulative percentage polygon.
Construct a 90 percent confidence interval for the proportion of all kernels that would not pop.
If an urn is selected at random and a ball is drawn, find the probability it will be red.
Calculate a 3-month moving average forecast for months 4 through 9 also Compare the two forecasts by utilizing MAD. Which forecast appears to be more accurate.
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