A manufacturer of smartphone batteries will randomly select 20 batteries from the process each day and count the number of defects. Historically, 4% of the batteries produced by this company have been defective
The following data represent the frequency of defective batteries from a random sample of 200 days.Number of Defective Frequency0 851 632 353 or more 17The manufacturer would like to test if the probability distribution for defective batteries follows the binomial distribution with p = 0.04 and n = 20 using ? = 0.05. The expected number of days from this sample that no batteries from the batch of 20 are defective is ________.A) 15.08
B) 37.74
C) 71.70
D) 75.48
B
You might also like to view...
If a seller wanted to relieve himself of the primary liability for payment of a trust deed and note, he must find a buyer who is willing to:
A: Assume the trust deed and note liability; B: Sign a release agreement; C: Take title subject to the trust deed and note; D: Execute a subordination agreement
The Internet provides marketers and consumers with opportunities for much greater interaction and ________ than other marketing channels
A) control B) data security C) high involvement selling D) order conversion E) individualization