![subject](/tpl/images/cats/mat.png)
Mathematics, 03.12.2019 01:31 desdes1499
The monthly advertising expenditure of discount hardware store is normally distributed with a known standard deviation of $100. if a sample of 10 randomly selected months yields a mean advertising expenditure of $500 monthly, what is the lower bound for the 80% confidence interval for the mean of the store's monthly advertising expenditure?
![ansver](/tpl/images/cats/User.png)
Answers: 2
Another question on Mathematics
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 14:00
Find the equation of the line that goes through the points (4, –1) and (2, –5). use slope formula,equation,to find the slope of a line that passes through the points. m = use slope-intercept form, y = mx + b, to find the y-intercept (b) of the line. b = write the equation in slope-intercept form, y = mx + b.
Answers: 1
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 15:30
Find the perimeter of the figure shown above. a. 50 cm c. 30 cm b. 64 cm d. 60 cm select the best answer from the choices provided a b c d
Answers: 1
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
You know the right answer?
The monthly advertising expenditure of discount hardware store is normally distributed with a known...
Questions
![question](/tpl/images/cats/istoriya.png)
History, 08.07.2019 01:50
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/health.png)
Health, 08.07.2019 01:50
![question](/tpl/images/cats/istoriya.png)
History, 08.07.2019 01:50
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/informatica.png)
Computers and Technology, 08.07.2019 01:50
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/biologiya.png)
Biology, 08.07.2019 01:50
![question](/tpl/images/cats/istoriya.png)
History, 08.07.2019 01:50
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/istoriya.png)
History, 08.07.2019 01:50
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/es.png)
Spanish, 08.07.2019 01:50
![question](/tpl/images/cats/fizika.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mkx.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 08.07.2019 01:50
![question](/tpl/images/cats/fizika.png)
Physics, 08.07.2019 01:50
![question](/tpl/images/cats/mat.png)
Mathematics, 08.07.2019 01:50
![question](/tpl/images/cats/mat.png)
Mathematics, 08.07.2019 01:50