chaireza959 chaireza959

20-12-2022
Mathematics

Answered

What percentage of songs have lengths that are within 31 seconds of the mean? 34% 68% 95% 99.7%

Answer :

Other Questions

On 5 dot-by-5 dot grids, draw line segments with as many different lengths as possible by connecting dots. Label each segment with its length. Use the symbol to

the mayor of a town has proposed a plan for the construction of a new bridge. a political study took a sample of 1400 voters in the town and found that 53% of t

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

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

a poll of 350 americans was used to estimate that 54% /- 4.382% of american adults don't think that human beings developed from earlier species. what was the co

Find the equation of the line through the interection of 3x2y=8, 5x-11y1=0 and parallel to 6x13y=25

the bivariate distribution of x and y is described below: x y12 10.220.4 20.140.24 a. find the marginal probability distribution of x. 1: 2: b. find the margina

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

3 Mario's iron has a temperature setting for cotton clothing. However of his clients' items of cotton 5 clothing have decorations that require a lower temperatu

Help please » Which of these are equivalent to -5/17 ? Choose ALL that apply.