A camera manufacturer just shipped a batch of 36 digital cameras to local retailers and seven of the cameras have a defective sensor. Cutler Electronics received eight of these digital cameras.
What is the standard deviation of this probability distribution?A) 0.420
B) 1.001
C) 1.764
D) 2.293
Q. 2A Type I error occurs in hypothesis testing when we___________________________
__.
A) reject the alternative hypothesis and the alternative hypothesis is true
B) fail to reject the null hypothesis and the null hypothesis is false
C) fail to reject the alternative hypothesis and the alternative hypothesis is false
D) reject the null hypothesis and the null hypothesis is true
Q. 3The following data shows the number of home runs hit by the top 12 home run hitters during a recent Major League Baseball season.
43 41 39 39 38 37 37 36 34 33 33 32
The lower limit for determining outliers for a box-and-whisker plot is ________.
A) 20.0
B) 22.5
C) 23.75
D) 25.25
Q. 4Assume that the average talk time on an Apple iPhone is 20 hours and that this time follows the exponential probability distribution. What is the probability that a randomly selected iPhone will experience more than 23 hours of talk time?
A) 0.1969
B) 0.3166
C) 0.4258
D) 0.5916
Q. 5When the F-test statistic is greater than the critical F-score for ANOVA, the correct conclusion is to fail to reject the null hypothesis.
Indicate whether the statement is true or false
Quick Reply
