subject
Mathematics, 24.06.2021 19:20 duyphan

Pack-and-Move conducted a study that showed 98% customer satisfaction, with a standard deviation of 1%. The sample included 25 people who
appeared in one of their commercials, during the past 5 years.
Move-Em-Out conducted a study that showed 92% customer satisfaction,
with a standard deviation of 3%. The random sample consisted of 100 people,
who had recently hired the moving company.
Which of the company claims is more believable and why?

ansver
Answers: 1

Another question on Mathematics

question
Mathematics, 21.06.2019 16:30
The hawaiian alphabet has 12 letters. how many permutations are posible for each number of letters?
Answers: 3
question
Mathematics, 21.06.2019 20:00
Which expression is equivalent to -5(3x - 6/7)
Answers: 1
question
Mathematics, 21.06.2019 20:00
Someone answer asap for ! max recorded the heights of 500 male humans. he found that the heights were normally distributed around a mean of 177 centimeters. which statements about max’s data must be true? a. the median of max’s data is 250 b. more than half of the data points max recorded were 177 centimeters. c. a data point chosen at random is as likely to be above the mean as it is to be below the mean. d. every height within three standard deviations of the mean is equally likely to be chosen if a data point is selected at random.
Answers: 1
question
Mathematics, 21.06.2019 22:10
Aadc is formed by reflecting aabc across line segment ac, as shown in the figure. if the length of ac is 4 units, the area of aadc is square units.
Answers: 3
You know the right answer?
Pack-and-Move conducted a study that showed 98% customer satisfaction, with a standard deviation of...
Questions
question
Mathematics, 15.01.2020 12:31