PLZ HELP AH I NEED HELPEPWOEOW
...
![ansver](/tpl/images/cats/User.png)
Answers: 1
![](/tpl/images/ask_question.png)
![](/tpl/images/ask_question_mob.png)
Another question on Mathematics
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 22.06.2019 03:00
If 0° ≤ θ ≤ 90° and cosθ = 11 15 , what is the value of sin (90° - θ)? a) 11 /15 b) 15/ 11 c) 15 /4 d) 4/15
Answers: 2
![question](/tpl/images/cats/mat.png)
Mathematics, 22.06.2019 04:30
Arandom sample of 15 observations is used to estimate the population mean. the sample mean and the standard deviation are calculated as 172 and 63, respectively. assume that the population is normally distributed. a. with 99 confidence, what is the margin of error for the estimation of the population mean? b. construct the 99% confidence interval for the population mean. c. construct the 95% confidence interval for the population mean. d. construct the 83% confidence interval for the population mean. hint: you need to use excel function =t.inv.2t to find the value of t for the interval calculation.
Answers: 1
![question](/tpl/images/cats/mat.png)
Mathematics, 22.06.2019 04:30
Whats the area of a square is 16 cm square. the square is the base of a cube. what is the surface area of the a. 16cm2 b. 32cm2 c. 64cm2 d. 96cm2
Answers: 2
You know the right answer?
Questions
![question](/tpl/images/cats/health.png)
![question](/tpl/images/cats/himiya.png)
Chemistry, 07.12.2020 19:20
![question](/tpl/images/cats/mat.png)
Mathematics, 07.12.2020 19:20
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 07.12.2020 19:20
![question](/tpl/images/cats/mat.png)
Mathematics, 07.12.2020 19:20
![question](/tpl/images/cats/mat.png)
Mathematics, 07.12.2020 19:20
![question](/tpl/images/cats/ekonomika.png)
Business, 07.12.2020 19:20
![question](/tpl/images/cats/ap.png)
Advanced Placement (AP), 07.12.2020 19:20
![question](/tpl/images/cats/istoriya.png)
History, 07.12.2020 19:20
![question](/tpl/images/cats/mat.png)
Mathematics, 07.12.2020 19:20
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/informatica.png)
Computers and Technology, 07.12.2020 19:20
![question](/tpl/images/cats/es.png)
Spanish, 07.12.2020 19:20
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 07.12.2020 19:20