Answer:
63% of students
Step-by-step explanation:
Z = (X - μ) / σ
Z = 520 - 500 / 60
Z = 0.33
ON THE Z-TABLE
0.33 = 0.6293
<em>62.93% = 63% of students answer</em>
Answer:
Standard: 0.712
Expanded: 0.7 + 0.01 + 0.002
Step-by-step explanation:
Seven hundred twelve thousandths
.tenths,hundredths,thousandths
0.712
Every number in expanded fits in its place.
0.712
^ ^ ^
0.7 0.01 0.002
The median is 7. By definition of "median," half of the data values are below 7; half are above 7. Thus, the first statement is FALSE.
Spread: in the 2nd statement we are comparing the spread from lower quartile (4) to the median (7) and that from the median (7) to the upper quartile (9). In other words, we're comparing 3 to 2. This statement is TRUE.
The 3rd statement is the opp. of the 2nd statement, and thus is FALSE.
The 4th statement is FALSE. See my comments regarding the 1st statement.
Answer:
Your answer is 6625.
Step-by-step explanation:
Your equation would be 6250 x 0.02 x 3.
6250 being the original amount.
0.02 being the percent
3 being the length of time
B. Mark bought 4 packs of gum for $1.5 each. 6 dollars in total. The 4 packs of gum is on the x axis (x, y) and the the total is 6 dollars.