Answer:
- x -3
This is my answer and I guranteed you it is correct
Answer:
112.5 miles
Step-by-step explanation:
375/5=75
75*6.5=487.5
487.5-375=112.5
Answer:
c. σ = 1
Regardless of the original distribution, after standardizing to z-scores, the standard deviation is always 1.
Step-by-step explanation:
quizlet
Answer:
Juan has to work at least 21 weeks.
Step-by-step explanation:
Juan earns $3 a day, then he earns $21 per week.
Let x be the number of weeks Juan works. He will earn $21x in x weeks.
Juan has saved $213,
He earns $21x,
Juan's total earnings are $213+$21x.
He needs to save at least $654, so
Juan has to work at least 21 weeks.
Answer:
Step-by-step explanation:
n+1/2n=7/2
2n^2+1/2=7/2
4n^2+2=14
4n^2=12
n^2=3
n=radical3