Mathematics, 29.07.2020 21:01 kaylastronaut
A hypothesis test is to be performed for a population proportion. For the given sample data and null hypothesis, compute the value of the test statistic, Z.
415 people were asked if they were satisfied with their jobs. 49% said they were. H0: p= 0.3
a. 8.446
b. 2.612
c. 0.415
d. 4.125
Answers: 3
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The bake stars picked 907 apples last weekend at a local orchard they made caramel apples and sold them in the bakery in trays of 6
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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.
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Mathematics, 21.06.2019 23:00
Assume that there is a 11% rate of disk drive failure in a year. a. if all your computer data is stored on a hard disk drive with a copy stored on a second hard disk drive, what is the probability that during a year, you can avoid catastrophe with at least one working drive? b. if copies of all your computer data are stored on four independent hard disk drives, what is the probability that during a year, you can avoid catastrophe with at least one working drive?
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A hypothesis test is to be performed for a population proportion. For the given sample data and null...
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