Mathematics, 18.03.2021 01:10, giusto1894
A factory that manufactures bolts is performing a quality control experiment. Each object should have a length of no more than 19 centimeters. The factory believes that the length of the bolts exceeds this value and measures the length of 56 bolts. The sample mean bolt length was 19.09 centimeters. The population standard deviation is known to be o=0.27 centimeters. What is the test statistic z? What is the p-value? Does sufficient evidence exist that the length of bolts is actually greater than the mean value at a significance level of &=0.01?
Answers: 1
Mathematics, 21.06.2019 15:00, kkruvc
Ascatterplot is produced to compare the size of a school building to the number of students at that school who play an instrument. there are 12 data points, each representing a different school. the points are widely dispersed on the scatterplot without a pattern of grouping. which statement could be true
Answers: 1
Mathematics, 21.06.2019 22:30, tiannaetzel
Which of the following is an example of a rational number? a. π b. √ 9 c. √ 8 d. 3.8362319
Answers: 1
A factory that manufactures bolts is performing a quality control experiment. Each object should hav...
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