Answer:
15
Step-by-step explanation:
I beleive you just count the dots thats what i did
Answer:
x intercept 2
y intercept 1
Step-by-step explanation:
The x intercept is where it crosses the x axis( or horizontal axis) It crosses at x =2
The y intercept is where it crosses the y axis ( or vertical axis). It crosses at y =1
Answer:
Step-by-step explanation:
Let X be the SRS scores of students.
Given that X is normal with standard deviation about 6.5.
Mean difference =
is desired
i.e. Z score should be 
Std error = std deviation of sample = 0.447
b) 
So std error must be 0.997 and sample size must be atleast 193 to get the difference of x bar and mu to lie within 1.3 points in either direction
Shes is wrong because 30% of 80 is 24