If IQR is 0.46, find Usual Min and Usual Max? Usual Min 0.83 1.5 IQR = %3. Usual Max 1.63 + 1.5 IQR =

Internet speeds are a heavily advertised selling point of Internet Service Providers. You notice that although you are paying for a certain speed, the true speed seems to vary depending on where you are in your house. In order to estimate the true average speed you are getting in your house, you go to 13 random spots around your house and record the speed (in MBs per second) shown from a test at 'www.speedtest.net'. You see that the average is 5.61 MB/s with a standard deviation of 1.274 MB/s. You decide to create a 99% confidence interval for the average internet speed in your house. What is the margin of error for this estimate?

Based on statistics from a worldwide health organization in 2005 there was 37.4 Million people worldwide living with the certain disease 2.2 million deaths from the disease by 2015 the number of people living with the disease have fallen to 32.4 million and 2.5 million deaths find the percent change for each statistic and write any conclusions you can draw The percent change in people living with this disease was what percent rounded to the nearest 10th of a percent

Today, the waves are crashing onto the beach every 4.4 seconds. The times from when a person arrives at the shoreline until a crashing wave is observed follows a Uniform distribution from 0 to 4.4 seconds. Round to 4 decimal places where possible.

The production of hybrid cars increased from $3.94 million in 2003 to $6.93 million in 2013. Calculate the average annual percent growth in the production of hybrid cars (use the geometric mean concept). Express your answer as a percentage rounded to two (2) decimal places.

6.2 If 20% of x equals 7, what is x?

12. 1a CH=12 Lug er ャ x-2 x+3 14. 7. 9. 16. 3% x+5 5.

What is the t-value associated with 27 degrees of freedom and 0.5% in the tail? (please round your answer to 3 decimal places)

The trunk diameter, in centimeters,  of a certain variety of pine tree is represented by X~N(150, 30).  What is the 75th percentile of trunk diameters?  Round to two decimal places.

Cumulative absoulte VS Cumulative relative