Your company must maintain about 8,000 pumps that keep breaking down. The engineers claim that adding an extra brace to the devices will significantly increase the time between repairs. It requires a couple hours and $50 in parts to install each brace. State the null and alternative hypothesis in context and symbolically. Explain in context what the consequence of a type one error in this test. Explain in context what the consequence of a type two error in this test.

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.