The total tip is 15.72
The cost of dinner with the discount is 66.85 (rounded to the nearest cent)
66.85 + 15.72 = 82.57
Yes I'm supposed to explain this on 20 chaaracters so hopefully this is enough
#17: is 6
#18: is 30
#19: is 3.75
z statistic or z score can be calculated using the
following formula:
z = (x – u) / (σ / sqrt n)
So simply substitute the given values:
z = (120.4 – 115) / (30 / sqrt 25)
z = 0.90
Answer:
<span>b. 0.90</span>
Answer:
The slope is -5/4 or -1.25
Step-by-step explanation:
m= (y2-y1)/(x2-x1)
m= (-4-6)/(9-1)
m=(-10)/8
m= -5/4
