Defects in randomly inspected led displays

Assignment Help Basic Statistics

Reference no: EM13240665

Two manufacturing facilities produce 1280 × 1024 LED (light-emitting diode) displays. Twelve displays are chosen at random from each lab, and the number of bad pixels is noted for each display.

Research question: At α = .05, do the medians differ?

Defects in Randomly Inspected LED Displays

Facility Number of Bad Pixels

Lab A 2 0 5 0 1 2 0 5 0 4 1 2

Lab B 0 1 2 3 1 0 0 1 2 2 1 0

Reference no: EM13240665

Questions Cloud

Explain how and why the ferric chloride test : Describe how and why the ferric chloride test can be used to detect whether your reaction has gone to completion.

How primavera mitigated risk associate with procurement : Companies can seek the support of primavera, to assist in creating a systematic scheduling and work allotment to the contractors

Find the current that flows during a pulse : An implanted pacemaker supplies the heart with 72 pulses per minute, each pulse providing 3.0 V for 0.95 ms, Find the current that flows during a pulse

Describe solvents would licl be the least soluble : The following choices list some common laboratory solvents. In which of these solvents would LiCl be the LEAST soluble

Defects in randomly inspected led displays : Two manufacturing facilities produce 1280 × 1024 LED (light-emitting diode) displays. Twelve displays are chosen at random from each lab, and the number of bad pixels is noted for each display.

Why might the sample data not follow a normal : From her firm’s computer telephone log, an executive found that the mean length of 64 telephone calls during July was 4.48 minutes with a standard deviation of 5.87 minutes.

State the macro scale procedure and any other necessary data : Using the quantities 3 grams of salicylic acid and 6ml of acetic anhydride noted in the macro scale procedure and any other necessary data, calculate the theoretical yield in moles and grams of aspirin.

Test the correlation coefficient for significance : Below are fertility rates (average children born per woman) in 15 EU nations for 2 years. (a) Make a scatter plot. (b) Find the correlation coefficient and interpret it.

Explain the object contains un-equal masses of the materials : A solid object is made of two materials, one material having density of 2.4 g /cm3 and the other having density of 8.6 g/cm3. If the object contains un-equal masses of the materials (75/25), what is its average density

User Account

All Pages