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1. (a) Discuss the methods of presentation of data through graphs and diagrams.
(b) Discuss the various types of graphical presentation of data.
1. Proponions of males and females in India are given below according to occupation. Draw a suitable diagram:
Occuplltion
Males
Females
Manufacturing
47%
53%
Agricultural labour
55%
45%
Household industries
61%
39°/c,
Miscellaneous
88%
12%
Construct a 95% confidence interval for the difference M1-M2 between the mean spending on prescription allergy relief medication (M1).
imagine you are a manager at a major bottling company. customers have begun to complain that the bottles of the brand
Describe a situation when you compared two variables and calculated the slope of their linear regression line. For example, you may have said that packages cost $5 to ship plus $1.50 per additional item
the director of the irs has been flooded with complaints from the ta payers that people must wait more than 45 minutes
A random sample of 85 group leaders, supervisors, and similar personnel at General Motors revealed that, on the average, they spent 6.5 years on the job before being promoted.
selectnbspa well documented historical case study of an individual who experienced a neurological disorder disease or
Suppose that the grams of fat have a normal distribution and form 90%, 95%, and 99% confidence intervals for the mean grams of fat. Based on this data, can we say that the labeling on the package is misleading?
1.Dave has $100,000 to invest in 10 mutual fund alternatives with the following restrictions. For diversification, no more than $25,000 can be invested in any one fund.
set 1 48.2 58.3 62.1 53.8 72.4 56.8 54.1 66.4set 2 44.5 52.1 54.2 46.4 52.7 74.2 51.3 52.4a. with 90
If θ1 and θ2 are unbiased estimators of θ, show that θ3=k1θ1+ k2θ2 is biased estimator of θ. What condition must be imposed on constants k1 and k2, so that θ3 is an unbiased estimator of θ?
the qualifying speed for a championship race is 145.65 mph and the standard deviation is 9.45 mph. only drivers who
the variance in drug weights is critical in the pharmaceutical industry. for a specific drug with weights measured in
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