Mathematics, 09.07.2019 23:10 lilly420
The pressure reduction of a sample of 29 fuel valves in a preliminary test sample for potential use in military drones showed a standard deviation of 0.05 ounces. the manufacturer claims the population variance is less than 0.002. ( h0: σ2 ≤ 0.002)the test statistic is: (round your answer to 3 decimal places.)
Answers: 1
Mathematics, 21.06.2019 19:30
Me 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: 2
Mathematics, 21.06.2019 22:30
Avery’s piggy bank has 300 nickels, 450 pennies, and 150 dimes. she randomly picks three coins. each time she picks a coin, she makes a note of it and puts it back into the piggy bank before picking the next coin.
Answers: 1
Mathematics, 22.06.2019 03:00
Asingle die is rolled twice. find the probability of rolling a 3 the first time and a 2 the second time
Answers: 1
Mathematics, 22.06.2019 03:20
What is the volume of a cardboard box that measures 1 inch by 5 inches by 7 inches? the volume of the cardboard is cubic inches. enter your answer as the number that correctly fills in the blank in the previous sentence. if necessary, round your answer to the nearest tenth, like this: 42.5
Answers: 1
The pressure reduction of a sample of 29 fuel valves in a preliminary test sample for potential use...
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