Normal model appear appropriate

Reference no: EM131009166

The weekly salary paid to employees of a small company that supplies part-time laborers averages +700 with a standard deviation of +400.

(a) If the weekly salaries are normally distributed, estimate the fraction of employees that make more than +300 per week.

(b) If every employee receives a year-end bonus that adds +100 to the paycheck in the final week, how does this change the normal model for that week?

(d) If the lowest salary is +300 and the median salary is +500, does a normal model appear appropriate?

Reference no: EM131009166

Questions Cloud

Homes in a suburban development : A contractor built 30 similar homes in a suburban development. The homes have comparable size and amenities, but each has been sold with features that customize the appearance, landscape, and interior. The contractor expects the homes to sell for ..

Describe the total weight of the steaks : If a standard order has 5 steaks, then what model can be used to describe the total weight of the steaks in a standard order? (Do you need to make any assumptions?)

State the appropriate null and alternate hypotheses : Vendor A is the current supplier, but if the data demonstrate convincingly that a greater proportion of the resistors from vendor B meet the specification, a change will be made. State the appropriate null and alternate hypotheses.

What are some of the most important risks associated with : What are some of the most important risks associated with bonds?

Normal model appear appropriate : If every employee receives a 5% salary increase for the next year, how does the normal model change? If the lowest salary is +300 and the median salary is +500, does a normal model appear appropriate?

State the appropriate null and alternate hypotheses : In a sample of 600 rods taken from machine 2, 582 met the specifications. Machine 2 is more expensive to run, so it is decided that machine 1 will be used unless it can be convincingly shown that machine 2 produces a larger proportion of rods mee..

Proportion of shoe sizes of the retailer : f the retailer uses a normal model, then should it order more shoes of sizes 4 and 5 or more shoes of sizes 11 and 12? Can a normal model possibly be the right model for the proportion of shoe sizes of the retailer's female customers?

Demonstrates excellence in grasping key concepts : Demonstrates excellence in grasping key concepts; critiques work of others, stimulates discussion; provides citations for support of opinions

What are the units of the given partial derivatives : What are the units of the following partial derivatives? What are their practical interpretations? What do you expect theirsigns to be?

User Account

All Pages