Answer:
The 80% confidence interval for difference between two means is (0.85, 1.55).
Step-by-step explanation:
The (1 - <em>α</em>) % confidence interval for difference between two means is:

Given:

Confidence level = 80%

*Use a <em>t</em>-table for the critical value.
Compute the 80% confidence interval for difference between two means as follows:

Thus, the 80% confidence interval for difference between two means is (0.85, 1.55).
Answer: 500 g of candy in each bowl
Step-by-step explanation:
1,000 g = 1Kg
4,500 g - 1,000 g = 3,500 g of candy were divided over 7 bowls:
Each bowl contains = 3,500 g➗7 bowls = 500 g candy/bowl
Answer: 500 g of candy in each bowl
<h2><em>Spymore</em></h2>
Answer:
The answer is D.
Step-by-step explanation:
Answer:
Clockwise rotation 90 ° about origin
R_{90, clockwise, origin}(x,y) -> (y,-x)
J(-4,1) therefore
R_{90, clockwise, origin}J(-4,1) -> J'(1,+4) this answer was form other person credits to him/her
Step-by-step explanation: