subject
Mathematics, 08.09.2019 19:10 kailibug2287

The mean of a normal probability distribution is 60; the standard deviation is 5. about what percent of the observations lie between 55 and 65? about what percent of the observations lie between 50 and 70? about what percent of the observations lie between 45 and 75?

ansver
Answers: 1

Other questions on the subject: Mathematics

image
Mathematics, 21.06.2019 17:00, SoccerHalo
16. you're planning to buy a boat, a motor, and some miscellaneous boating equipment. the boat costs $325, the motor costs $225, and the equipment costs $79. if you've saved $438 toward these purchases, how much more do you need to save? a. $181 b. $281 c. $291 d. $191
Answers: 3
image
Mathematics, 21.06.2019 19:30, spotty2093
Your food costs are $5,500. your total food sales are $11,000. what percent of your food sales do the food costs represent?
Answers: 2
image
Mathematics, 21.06.2019 20:10, dianacastro8298
Gexpressions: practice question 3 of 5 jackson wants to study the popularity of his music video by tracking the number of views the video gets on his website. the expression below represents the total number of views that jackson's video receives n days after he begins tracking the nu views, where b is the rate at which the number of views changes. alb)" select the statement that would accurately describe the effect of tripling a, the initial number of views before jackson beginst the rate at which the number of views changes, b, will triple. the total number of views the video has after n days, a(b)", will not change. the total number of days since jackson begins tracking views, n, will be reduced by one-third. the total number of views the video has after n days, alb)", will triple. submit
Answers: 3
image
Mathematics, 21.06.2019 21:30, Reebear1447
Abicycle training wheel has a radius of 3 inches. the bicycle wheel has a radius of 10 inches. approximately how much smaller, in square inches and rounded to the nearest hundredth, is the area of the training wheel than the area of the regular wheel? *
Answers: 3
You know the right answer?
The mean of a normal probability distribution is 60; the standard deviation is 5. about what percen...

Questions in other subjects: