Answer:
i think it on of these C. y = 2x2 - 6x + 80
D. y = 2x2 + 6x - 80
Step-by-step explanation:
Answer:
C. The median of the test scores was 76
Step-by-step explanation:
The median is the middle value. In 21 values, the 11th value is the middle value, so it must be the median.
Answer: C. The median of the test scores was 76
Answer:
Cuanto dinero voy a pagar 24 $
Cuanto recibiré de cambio 76 $
Step-by-step explanation:
Mis compras son:
1 lápiz 3,50 $
2 plumas 7,90 $
1Libreta 12,60 $
Lo que quiere decir que compre:
3,50 + 7,90 + 12,60 = 24 $
Si cancelo mis compras con un billete de 100 $ me tienen que dar vuelto por:
100 $ - 24 $ = 76 $
Answer:
$3.49
Step-by-step explanation:
-The z value is calculated by the formula:
Where 
are the mean and standard deviation respectively and 
is the price of the random selection.
#We substitute and solve for 
:
Hence, the mean price of a box of cereal is $3.49
