andy6128
23.09.2019 •
Mathematics
3n − 2 = 7
whats the answer to n?
Solved
Show answers
More tips
- S Science and Technology Colliders: How They Work and Why They Matter...
- C Construction and repair How to Choose the Best Underfloor Heating?...
- C Computers and Internet How to Get Rid of Windows Genuine Check?...
- C Computers and Internet War of Social Media: Which Platform is the Leader?...
- H Health and Medicine How to Treat the Flu: A Comprehensive Guide...
- O Other What is a Disk Emulsifier and How Does it Work?...
- F Family and Home What does a newborn need?...
- F Family and Home Choosing the Right Car Seat for Your Child: Tips and Recommendations...
- F Food and Cooking How to Get Reconfirmation of Registration?...
- C Computers and Internet How to Get Rid of Spam in ICQ?...
Answers on questions: Mathematics
- M Mathematics Which is the least expensive per oz? 12 oz for $5.28 or 18 oz for $7.96. round to the nearest cent?...
- M Mathematics David paints 3 rooms in 7.5 hours at the same pace how long would it take him to paint 15 rooms...
- M Mathematics Carmen works mowing lawns and babysitting. She earns $9.40 an hour for mowing and $7.80 an hour for babysitting. How much will she earn for 1 hour of mowing and 3 hours of...
- M Mathematics 1. A rectangle has a length that is three feet more than twice its width. (a) If the width of the rectangle is represented by the variable w, give an expression for the length...
- M Mathematics Can the ordered pair (1,12) be found on the graph of 35 miles per hour?A. YesB. No...
- M Mathematics Brian was thinking of a number. Brian adds 3 then divides by 2 to get an answer of 2.what was the original answer...
- M Mathematics What is the range of function m?...
- M Mathematics PLEASE HELP ME Select the correct answer. Which was NOT a reason the North began to lose interest in the Southern Reconstruction by the early 1870s? A. Southern intransigence...
- M Mathematics - Line DB is perpendicular to line AC. It is known that m∠DBC = (12k + 30)°. What is the value of k? *...
- M Mathematics Which of the following options have the same value as 65\%65%65, percent of 202020?...
Ответ:
n=3
Step-by-step explanation:
3n − 2 = 7
add 2 to each side
3n-2+2 = 7+2
3n = 9
divide by 3
3n/3 = 9/3
n = 3
Ответ:
Null hypothesis:
Alternative hypothesis:
The alternative hypothesis for this case is that at least one mean is different from the others.
And the best method for this case is an ANOVA test.
Step-by-step explanation:
For this case we wnat to test if all the mean length of all face-to-face meetings and the mean length of all Zoom meetings are the same. So then the system of hypothesis are:
Null hypothesis:
Alternative hypothesis:
The alternative hypothesis for this case is that at least one mean is different from the others.
And the best method for this case is an ANOVA test.