freebyyy47 freebyyy47

20-12-2022
Mathematics

Answered

g suppose that the time required to complete a 1040r tax form is normal distributed with a mean of minutes and a standard deviation of minutes. what proportion of 1040r tax forms will be completed in at least minutes? round your answer to at least four decimal places

Answer :

Other Questions

a major cell phone service provider has determined that the number of minutes that its customers use their phone per month is normally distributed with a mean e

an exercise scientist believes that in recent time the the mean amount of time spend exercising has changed from 30 minutes a day. to test this claim a sample o

Finding the Standard Deviation of Sample Mean Differences In the last task, you computed the difference of the two sample means. To determine whether this diffe

7. an object at a temperature of 409 is placed outside where the temperature is 34. after 8 minutes, the temperature of the object is 334. after how many minute

a sample of 58 observations will be taken from an infinite population. the population proportion equals 0.80. the probability that the sample proportion will be

what is the correct description of the area under a standard normal curve that equals the p-value for this problem?

Blood Pressure The systolic blood pressures of a sample of adults are normally distributed, with a mean pressure of 115 millimeters of mercury and a standard de

Your shifts productivity is slow because one person is not pulling his shares. The rest of the team is getting upset. What should you be most and least likely t

Select the correct answer. Regina is shopping for clothes, and she sees that T-shirts are marked at $10 each and sweatshirts are marked at $14 each. She wants t